| 1526 matches found in 1136 documents. Search time: 0.049 seconds. |
|---|
|
Score: 17.00 |
|---|
| Title: Differential Accumulation of Salicylic Acid and Salicylic Acid-Sensitive Catalase in Different Rice it issues .
| | Author: Chen Z Iyer S Caplan A Klessig DF Fan B | | Journal: Citation: V : 114 ( 1 ) P : 193-201 Year: 1997 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub12223699 Accession (PMID): 12223699 | Matching Sentences:
[ Sen. 6, subscore: 4.00 ]: The difference in SA sensitivity of catalases from these different it issues correlates with the it issue-specific expression of two catalase genes , CatA and CatB , which encode highly distinctive catalase proteins .
[ Sen. 7, subscore: 3.00 ]: CatA , which encodes a catalase with relatively low sequence homology to the tobacco SA-sensitive catalases , is expressed at high levels exclusively in the shoots .
[ Sen. 2, subscore: 2.00 ]: To further examine the role of SA-sensitive catalases , we have analyzed the relationship between SA levels and SA sensitivity of catalases in different rice ( Oryza sativa ) it issues .
[ Sen. 5, subscore: 2.00 ]: Catalase from rice shoots is insensitive to SA , but roots and cell-suspension cultures contain SA-sensitive catalase .
[ Sen. 8, subscore: 2.00 ]: On the other hand , in roots and cell-suspension cultures , with northern analysis we detected expression of only the CatB gene , which encodes a catalase with higher sequence homology to tobacco catalases .
[ Sen. 9, subscore: 2.00 ]: The role of catalases in mediating some of the SA-induced responses is discussed in light of these results and the recently defined mechanisms of catalase inhibition by SA .
[ Sen. 1, subscore: 1.00 ]: We previously proposed that salicylic acid ( SA ) -sensitive catalases serve as biological targets of SA in plant defense responses .
[ Sen. 4, subscore: 1.00 ]: Catalases from different rice it issues also exhibit differences in sensitivity to SA .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 16.00 |
|---|
| Title: Molecular evolution of maize catalases and their relationship to other eukaryotic and prokaryotic catalases .
| | Author: Guan L Scandalios JG .
| | Journal: J Mol .
Evol Citation: V : 42 ( 5 ) P : 570-9 Year: 1996 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub8662009 Accession (PMID): 8662009 | Matching Sentences:
[ Sen. 1, subscore: 3.00 ]: We have compared the nucleotide and protein sequences of the three maize catalase genes with other plant catalases to reconstruct the evolutionary relationship among these catalases .
[ Sen. 10, subscore: 3.00 ]: The similar intron position between bean catalases and human catalase implies that the animal and plant catalases might have derived from a common progenitor gene sequence .
[ Sen. 3, subscore: 2.00 ]: Phylogenies based on distances and parsimony analysis show that all plant catalases derive from a common ancestral catalase gene and can be divided into three distinct groups .
[ Sen. 6, subscore: 2.00 ]: The third is a monocot-specific catalase class including the maize Cat3 , barley Cat2 , and rice CatA .
[ Sen. 8, subscore: 2.00 ]: The distinctive features of monocot-specific catalases are their extreme high codon bias at the third position and low degree of sequence similarity to other plant catalases .
[ Sen. 2, subscore: 1.00 ]: These sequences were also compared with other eukaryotic and prokaryotic catalases .
[ Sen. 4, subscore: 1.00 ]: The first , and major , group includes maize Cat1 , barley Cat1 , rice CatB , and most of the dicot catalases .
[ Sen. 5, subscore: 1.00 ]: The second group is an apparent dicot-specific catalase group encompassing the tobacco Cat2 and tomato Cat .
[ Sen. 9, subscore: 1.00 ]: Similarities in the intron positions for several plant catalase genes support the conclusion of derivation from a common ancestral gene .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 12.00 |
|---|
| Title: Catalytic pyrolysis of waste rice husk over mesoporous materials .
| | Author: Jeon MJ Kim SS Jeon JK Park SH Kim JM Sohn JM Lee SH Park YK | | Journal: Nanoscale Res Lett Citation: V : 7 P : 18 Year: 2012 Type: Publisher | | Literature: oryza Field: abstract Doc ID: pub22221540 Accession (PMID): 22221540 | Matching Sentences:
[ Sen. 8, subscore: 3.00 ]: The amount of aromatics increased remarkably as a result of catalytic upgrading , which is attributed to the strong Bronsted acid sites and the shape selectivity of the Meso-MFI catalyst The addition of Pt made the Meso-MFI catalyst even more active in deoxygenation and in the production of aromatics .
[ Sen. 3, subscore: 2.00 ]: Using a catalytic upgrading method , the activities of the catalysts were evaluated in terms of product composition and deoxygenation .
[ Sen. 5, subscore: 2.00 ]: Catalytic upgrading reduced the amount of oxygenates in the product vapor due to the cracking reaction of the catalysts .
[ Sen. 7, subscore: 2.00 ]: While the amount of heavy phenols was reduced by catalytic upgrading , the amount of light phenols was increased because of the catalytic cracking of heavy phenols into light phenols and aromatics .
[ Sen. 1, subscore: 1.00 ]: ABSTRACT : Catalytic fast pyrolysis of waste rice husk was carried out using pyrolysis-gas chromatography/mass spectrometry [ Py-GC/MS ] .
[ Sen. 2, subscore: 1.00 ]: Meso-MFI zeolite [ Meso-MFI ] was used as the catalyst In addition , a 0 . 5-wt . % platinum [ Pt ] was ion-exchanged into Meso-MFI to examine the effect of Pt addition .
[ Sen. 4, subscore: 1.00 ]: The structure and acid site characteristics of the catalysts were analyzed by Brunauer-Emmett-Teller surface area measurement and NH3 temperature-programmed desorption analysis .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 11.00 |
|---|
| Title: A rural population based case-control study of senile cataract in India .
| | Author: Sreenivas V Prabhakar AK Badrinath SS Fernandez T Roy IS Sharma T Shah B | | Journal: Citation: V : 9 ( 5 ) P : 327-36 Year: 1999 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub10616266 Accession (PMID): 10616266 | Matching Sentences:
[ Sen. 1, subscore: 2.00 ]: PURPOSE : Senile cataract contributes to 75% of blindness in India and there is a growing backlog of cataract cases needing surgery .
[ Sen. 2, subscore: 2.00 ]: The present study seeks clues to the etiology of senile cataract , so that strategies to prevent or even delay cataract formation could be planned .
[ Sen. 9, subscore: 2.00 ]: Though the study provided some clues to the etiology of senile cataract , further studies are needed to know the specific role of these factors in the causation of cataract , so that any preventive or control measures could be initiated in the community .
[ Sen. 5, subscore: 1.00 ]: Logistic regression analysis technique was employed to study the associations between senile cataract and various variables .
[ Sen. 6, subscore: 1.00 ]: RESULTS : Systolic blood pressure , duration of exposure to sunlight per day were associated with senile cataract in both the centres ( OR = 1 . 4 & 1 . 5 for systolic BP and 1 . 6 & 1 . 4 for exposure to sunlight ) .
[ Sen. 7, subscore: 1.00 ]: Utilization of rice gruel ( OR = 0 . 5 ) , duration of exposure to fire & dust per day ( OR = 1 . 8 ) , family history of cataract ( OR = 5 . 0 ) , use of cheap cooking fuels ( OR = 1 . 8 ) , increased height ( OR = 0 . 7 ) and increased number of hours of work per day ( OR = 0 . 7 ) were other variables that showed significant association in either of the centres .
[ Sen. 8, subscore: 1.00 ]: CONCLUSION : Senile cataract appears to have a multi factorial etiology .
[ Sen. 10, subscore: 1.00 ]: Till such time , we have to fall back on the available surgical approach in control of senile cataract .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 10.00 |
|---|
| Title: Cloning and characterization of the rice CatA catalase gene , a homologue of the maize Cat3 gene .
| | Author: Higo K Higo H | | Journal: Plant Mol . Biol . Citation: V : 30 ( 3 ) P : 505-21 Year: 1996 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub8605302 Accession (PMID): 8605302 | Matching Sentences:
[ Sen. 1, subscore: 3.00 ]: We isolated and sequenced a genomic clone ( CatA ) encoding CAT-A catalase , a homologue of the maize catalase isozyme 3 ( CAT-3 ) from rice ( Oryza sativa L ) .
[ Sen. 13, subscore: 2.00 ]: DNA methylation , especially of either one or both of the deoxyadenosines at the two GATC motifs ( one in the first exon and the other in the first intron of the rice CatA gene ) , appeared to be responsible for the CatA promoter activity identified in the transient assay .
[ Sen. 3, subscore: 1.00 ]: Several sequence motifs found in the promoters of plant seed-specific genes were identified in the 5-upstream non-coding region of the CatA gene .
[ Sen. 4, subscore: 1.00 ]: Northern blotting showed that the CatA gene is expressed at high levels in seeds during early development and also in young seedlings .
[ Sen. 5, subscore: 1.00 ]: Methyl viologen ( paraquat ) resulted in the 3-fold induction of the CatA gene in the leaves of young seedlings , whereas abscisic acid , wounding , salicylic acid , and hydrogen peroxide had no or only slight effects .
[ Sen. 6, subscore: 1.00 ]: The 1 . 9 kb 5-upstream fragment ( -1559 to +342 ) of the CatA gene was fused with the Escherichia coli beta-glucuronidase ( GUS ) gene and introduced by electroporation into protoplasts prepared from rice suspension-cultured cells , then the transient expression of the GUS gene was examined .
[ Sen. 12, subscore: 1.00 ]: The chimeric CatA-GUS plasmid DNAs amplified in the methylation-positive strain , E coli DH5alpha , showed GUS gene activities , whereas all the chimeric DNAs amplified in the methylation-deficient E coli JM110 were completely inactive in the presence or absence of ABA in the culture medium .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 7.00 |
|---|
| Title: The role of catalase-peroxidase secreted by Magnaporthe oryzae during early infection of rice cells .
| | Author: Tanabe S Ishii-Minami N Saitoh K Otake Y Kaku H Shibuya N Nishizawa Y Minami E | | Journal: Mol Plant Microbe Interact Citation: V : 24 P : 163-71 Year: 2011 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub21043575 Accession (PMID): 21043575 | Matching Sentences:
[ Sen. 2, subscore: 4.00 ]: The internal amino acid sequences of the partially purified catalase in the culture filtrate enabled us to identify its encoding gene as a catalase-peroxidase gene , CPXB , among four putative genes for catalase or catalase-peroxidase in M oryzae .
[ Sen. 3, subscore: 2.00 ]: Knockout of the gene drastically reduced the level of catalase activity in the culture filtrate and supernatant of conidial suspension ( SCS ) , and increased the sensitivity to exogenously added HO compared with control strains , suggesting that CPXB is the major gene encoding the secretory catalase and confers resistance to HO in hyphae .
[ Sen. 1, subscore: 1.00 ]: The biological role of a secretory catalase of the rice blast fungus Magnaporthe oryzae was studied .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 7.00 |
|---|
| Title: Cloning and characterization of catalases from rice , Oryza sativa L | | Author: Wutipraditkul N Boonkomrat S Buaboocha T | | Journal: Biosci Biotechnol Biochem Citation: V : 75 P : 1900-6 Year: 2011 Type: In-Process | | Literature: oryza Field: abstract Doc ID: pub21979082 Accession (PMID): 21979082 | Matching Sentences:
[ Sen. 7, subscore: 2.00 ]: The various catalases exhibited different catalase activities in the presence of different salts at different concentrations , OsCatC showing higher salt inhibitory effects than the two other OsCats .
[ Sen. 1, subscore: 1.00 ]: Catalase is the major H ( 2 ) O ( 2 ) -scavenging enzyme in all aerobic organisms .
[ Sen. 2, subscore: 1.00 ]: From the cDNA sequences of three rice ( Oryza sativa L ) genes that encode for predicted catalases ( OsCatA , OsCatB , and OsCatC ) , complete ORFs were subcloned into pET21a and expressed as ( His ) ( 6 ) -tagged proteins in Escherichia coli .
[ Sen. 4, subscore: 1.00 ]: With H ( 2 ) O ( 2 ) as substrate , the highest catalase k ( cat ) value ( 20+/-1 . 71x10 ( -3 ) min ( -1 ) ) was found in recombinant OsCatB .
[ Sen. 5, subscore: 1.00 ]: The optimum temperatures for catalase activity were 30 degrees C for OsCatA and OsCatC and 25 degrees C for OsCatB , while the pH optima were 8 . 0 , 7 . 5 , and 7 . 0 for OsCatA , OsCatB , and OsCatC respectively .
[ Sen. 6, subscore: 1.00 ]: All the catalases were inhibited by sodium azide , beta-mercaptoethanol , and potassium cyanide , but only weakly by 3-amino-1 , 2 , 4-triazole .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 7.00 |
|---|
| Title: Intron loss and gain during evolution of the catalase gene family in angiosperms .
| | Author: Frugoli JA McPeek MA Thomas TL McClung CR .
| | Journal: Genetics Citation: V : 149 ( 1 ) P : 355-65 Year: 1998 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub9584109 Accession (PMID): 9584109 | Matching Sentences:
[ Sen. 3, subscore: 2.00 ]: Comparison of positions and numbers of introns among 13 angiosperm catalase genomic sequences indicates that intron positions are conserved , and suggests that an ancestral catalase gene common to monocots and dicots contained seven introns .
[ Sen. 1, subscore: 1.00 ]: Angiosperms ( flowering plants ) , including both monocots and dicots , contain small catalase gene families .
[ Sen. 2, subscore: 1.00 ]: In the dicot , Arabidopsis thaliana , two catalase ( CAT ) genes , CAT1 and CAT3 , are tightly linked on chromosome 1 and a third , CAT2 , which is more similar to CAT1 than to CAT3 , is unlinked on chromosome 4 .
[ Sen. 5, subscore: 1.00 ]: We suggest the following sequence of events during the evolution of the Arabidopsis catalase gene family .
[ Sen. 6, subscore: 1.00 ]: An initial duplication of an ancestral catalase gene gave rise to CAT3 and CAT1 .
[ Sen. 9, subscore: 1.00 ]: One subclade of monocot catalases has lost all but the 5-most and 3-most introns , which is consistent with a mechanism of intron loss by replacement of an ancestral intron-containing gene with a reverse-transcribed DNA copy of a fully spliced mRNA .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 6.00 |
|---|
| Title: Complementation of yeast Arc1p by the p43 component of the human multisynthetase complex does not require its association with yeast MetRS and GluRS .
| | Author: Golinelli-Cohen MP Zakrzewska A Mirande M | | Journal: J Mol . Biol . Citation: V : 340 ( 1 ) P : 15-27 Year: 2004 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub15184019 Accession (PMID): 15184019 | Matching Sentences:
[ Sen. 3, subscore: 1.00 ]: In plant MetRS , the EMAPII-like domain is fused to the catalytic core of the synthetase and acts as a cis-acting tIF for aminoacylation .
[ Sen. 4, subscore: 1.00 ]: We observed that the catalytic core of plant MetRS expressed from a centromeric plasmid can not complement a yeast arc1 ( - ) mes1 ( - ) strain .
[ Sen. 6, subscore: 1.00 ]: Accordingly , expression of full-size plant MetRS from a centromeric plasmid , but also of fusion proteins between its catalytic core and the EMAPII-like domains of yeast Arc1p or of human p43 restored cell viability .
[ Sen. 7, subscore: 1.00 ]: These data showed that homologous tIF domains from different origins are interchangeable and may act indifferently in trans or in cis of the catalytic domain of a synthetase .
[ Sen. 8, subscore: 1.00 ]: Unexpectedly , co-expression of Arc1p with the catalytic core of plant MetRS restored cell viability as well , even though Arc1p did not associate with plant MetRS .
[ Sen. 10, subscore: 1.00 ]: However , co-expression of human p43 , a tIF that did not associate with plant MetRS or with yeast GluRS and MetRS , also restored cell viability of a yeast strain that expressed the catalytic core of plant MetRS .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 6.00 |
|---|
| Title: Catalysis by Glomerella cingulata cutinase requires conformational cycling between the active and inactive states of its catalytic triad .
| | Author: Nyon MP Rice DW Berrisford JM Hounslow AM Moir AJ Huang H Nathan S Mahadi NM Bakar FD Craven CJ | | Journal: J Mol Biol Citation: V : 385 P : 226-35 Year: 2009 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub18983850 Accession (PMID): 18983850 | Matching Sentences:
[ Sen. 3, subscore: 2.00 ]: We have solved the crystal structure of Glomerella cingulata cutinase in the absence and in the presence of the inhibitors E600 ( diethyl p-nitrophenyl phosphate ) and PETFP ( 3-phenethylthio-1 , 1 , 1-trifluoropropan-2-one ) to resolutions between 2 . 6 and 1 . 9 A Analysis of these structures reveals that the catalytic triad ( Ser136 , Asp191 , and His204 ) adopts an unusual configuration with the putative essential histidine His204 swung out of the active site into a position where it is unable to participate in catalysis , with the imidazole ring 11 A away from its expected position .
[ Sen. 1, subscore: 1.00 ]: Cutinase belongs to a group of enzymes that catalyze the hydrolysis of esters and triglycerides .
[ Sen. 2, subscore: 1.00 ]: Structural studies on the enzyme from Fusarium solani have revealed the presence of a classic catalytic triad that has been implicated in the enzymes mechanism .
[ Sen. 5, subscore: 1.00 ]: H204N , a site-directed mutant , was shown to be catalytically inactive , confirming the importance of this residue in the enzyme mechanism .
[ Sen. 6, subscore: 1.00 ]: These findings suggest that , during its catalytic cycle , cutinase undergoes a significant conformational rearrangement converting the loop bearing the histidine from an inactive conformation , in which the histidine of the triad is solvent exposed , to an active conformation , in which the triad assumes a classic configuration .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 6.00 |
|---|
| Title: Regulatory mutations in Sin recombinase support a structure-based model of the synaptosome .
| | Author: Rowland SJ Boocock MR McPherson AL Mouw KW Rice PA Stark WM | | Journal: Mol Microbiol Citation: V : 74 P : 282-98 Year: 2009 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub19508283 Accession (PMID): 19508283 | Matching Sentences:
[ Sen. 8, subscore: 2.00 ]: We suggest how F52/R54 contacts between regulatory and catalytic subunits might promote assembly of the active catalytic tetramer within the synaptosome .
[ Sen. 1, subscore: 1.00 ]: The resolvase Sin regulates DNA strand exchange by assembling an elaborate interwound synaptosome containing catalytic and regulatory Sin tetramers , and an architectural DNA-bending protein .
[ Sen. 4, subscore: 1.00 ]: Activating mutations , which allow the catalytic tetramer to assemble and function independently at site I ( the crossover site ) , were found at approximately 20% of residues in the N-terminal domain .
[ Sen. 5, subscore: 1.00 ]: The most strongly activating mutation ( Q115R ) stabilized a catalytically active synaptic tetramer in vitro .
[ Sen. 6, subscore: 1.00 ]: The positions of these mutations suggest that they act by destabilizing the conformation of the ground-state site I-bound dimers , or by stabilizing the altered conformation of the active catalytic tetramer .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 6.00 |
|---|
| Title: Abrasion as a catalyst deposition technique for carbon nanotube growth .
| | Author: Alvarez NT Pint CL Hauge RH Tour JM | | Journal: J Am Chem Soc Citation: V : 131 P : 15041-8 Year: 2009 Type: PubMed-not-MEDLINE | | Literature: oryza Field: abstract Doc ID: pub19764728 Accession (PMID): 19764728 | Matching Sentences:
[ Sen. 1, subscore: 2.00 ]: Mechanical abrasion of stainless steel ( SS ) surfaces is demonstrated as an effective technique for the deposition of catalyst to support growth of high density layers of carbon nanotubes ( CNTs ) in water-assisted catalytic chemical vapor deposition .
[ Sen. 3, subscore: 2.00 ]: We demonstrate that this simple abrasion technique enables both micro and nanoscale accuracy in catalyst patterning as well as large area catalyst deposition for uniform , dense CNT growth .
[ Sen. 2, subscore: 1.00 ]: In all cases of Fe-containing materials abraded on Al ( 2 ) O ( 3 ) substrates , CNT growth is observed ; the 400 series of SS appears to deposit catalyst most efficiently .
[ Sen. 5, subscore: 1.00 ]: This technique provides an inexpensive and simple route for addition of catalyst for Fe-based surface growth of CNTs .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 6.00 |
|---|
| Title: Nanotube nucleation versus carbon-catalyst adhesion--probed by molecular dynamics simulations .
| | Author: Ribas MA Ding F Balbuena PB Yakobson BI | | Journal: J Chem Phys Citation: V : 131 P : 224501 . Year: 2009 Type: In-Process | | Literature: oryza Field: abstract Doc ID: pub20001051 Accession (PMID): 20001051 | Matching Sentences:
[ Sen. 1, subscore: 2.00 ]: Catalytic nucleation of carbon nanotubes ( CNTs ) remains a challenge for the theory : Which factors and forces decide if the gathering sp ( 2 ) -network of atoms will adhere to the catalyst particle and fully cover it or the graphitic cap will liberate itself to extend into a hollow filament?
[ Sen. 3, subscore: 1.00 ]: We systematically vary the adhesion strength ( W ( ad ) ) of the graphitic cap to the catalyst and temperature T ( and C diffusion rate ) .
[ Sen. 4, subscore: 1.00 ]: Observations allow us to build a statistically representative map of CNT nucleation and define the conditions for growth or metal encapsulation in a fullerene-shell ( catalyst poisoning ) .
[ Sen. 6, subscore: 1.00 ]: In particular , below 600 K carbon-diffusion on the catalyst surface limits the growth , but at higher T it fully depends on cap lift-off .
[ Sen. 8, subscore: 1.00 ]: The study reveals a means of designing the catalyst for better CNT synthesis , potentially at desirably low temperatures .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 6.00 |
|---|
| Title: Use of traditional cooking fuels and the risk of young adult cataract in rural Bangladesh : a hospital-based case-control study .
| | Author: Tanchangya J Geater AF | | Journal: BMC Ophthalmol Citation: V : 11 P : 16 Year: 2011 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub21679452 Accession (PMID): 21679452 | Matching Sentences:
[ Sen. 3, subscore: 2.00 ]: Cases were cataract patients aged 18 and 49 years diagnosed on the basis of any opacity of the crystalline lens or its capsule and visual acuity poorer than 6/18 on the Log Mar Visual Acuity Chart in either eye , or who had a pseudophakic lens as a result of cataract surgery within the previous 5 years .
[ Sen. 1, subscore: 1.00 ]: BACKGROUND : This study aimed to investigate the independent relationship between the use of various traditional biomass cooking fuels and the occurrence of cataract in young adults in rural Bangladesh .
[ Sen. 5, subscore: 1.00 ]: Data pertaining to history of exposure to various cooking fuels and to established risk factors for cataract were obtained by face-to-face interview and analyzed using conditional logistic regression .
[ Sen. 10, subscore: 1.00 ]: Among females , after controlling for family history of cataract and education and combining the two control groups , case status was shown to be significantly related to lifetime exposure to rice straw , fitted as a trend variable coded as never , median of all exposed ( OR=1 . 52 , 95%CI 1 . 04-2 . 22 ) , but not to lifetime exposure to wood/dry leaves .
[ Sen. 12, subscore: 1.00 ]: CONCLUSIONS : In this population , where cooking is almost exclusively done using biomass fuels , cases of young adult cataract among females were more likely to have had an increased lifetime exposure to cooking with rice straw fuel and not to have cooked using cow dung fuel .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 6.00 |
|---|
| Title: Expression and purification of soluble bio-active rice plant catalase-A from recombinant Escherichia coli .
| | Author: Ray M Mishra P Das P Sabat SC | | Journal: J Biotechnol Citation: V : 157 P : 12-9 Year: 2012 Type: In-Data-Review | | Literature: oryza Field: abstract Doc ID: pub21978604 Accession (PMID): 21978604 | Matching Sentences:
[ Sen. 6, subscore: 2.00 ]: Furthermore , the bacteria required the supplementation of delta-aminolevulinic acid to produce bio-active recombinant rice catalase-A The molecular and biochemical properties of the purified recombinant protein showed the characteristic features of a typical mono-functional plant catalase .
[ Sen. 1, subscore: 1.00 ]: Catalase in plants is a heme-coordinated tetrameric protein that primarily disproportionates hydrogen peroxide into water and oxygen .
[ Sen. 4, subscore: 1.00 ]: Attempts made in past for recombinant expression of plant catalase in Escherichia coli consistently resulted in formation of insoluble and inactive aggregates of inclusion body .
[ Sen. 5, subscore: 1.00 ]: Here we have shown the specific requirement of a thioredoxin fusion partner , the involvement of trigger factor protein and the low temperature treatment during induction period for synthesis of completely solubilized rice plant catalase-A in recombinant E coli .
[ Sen. 7, subscore: 1.00 ]: These results attest to the usefulness of the present protocol for production of plant catalase using E coli as heterologous expression system .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 6.00 |
|---|
| Title: Crystal structure of rice rubisco and implications for activation induced by positive effectors NADPH and 6-phosphogluconate .
| | Author: Matsumura H Mizohata E Ishida H Kogami A Ueno T Makino A Inoue T Yokota A Mae T Kai Y | | Journal: J Mol Biol Citation: V : 422 P : 75-86 Year: 2012 Type: In-Data-Review | | Literature: oryza Field: abstract Doc ID: pub22609438 Accession (PMID): 22609438 | Matching Sentences:
[ Sen. 10, subscore: 2.00 ]: The structure also reveals that the relaxed complex of the effectors ( NADPH or 6PG ) , distinct from the tight-binding mode of 2CABP , would allow rapid exchange of the effectors in the catalytic sites by substrate d-ribulose 1 , 5-bisphosphate for catalysis in physiological conditions .
[ Sen. 1, subscore: 1.00 ]: The key enzyme of plant photosynthesis , d-ribulose 1 , 5-bisphosphate carboxylase/oxygenase ( Rubisco ) , must be activated to become catalytically competent via the carbamylation of Lys201 of the large subunit and subsequent stabilization by Mg ( 2+ ) coordination .
[ Sen. 5, subscore: 1.00 ]: The structures of the NADPH and 6PG complexes adopt open-state conformations , in which loop 6 at the catalytic site and some other loops are disordered .
[ Sen. 7, subscore: 1.00 ]: The catalytic sites of the NADPH and 6PG complexes are fully activated , despite the fact that bicarbonate ( NaHCO ( 3 ) ) was not added into the crystallization solution .
[ Sen. 8, subscore: 1.00 ]: In the catalytic site , NADPH does not interact with Mg ( 2+ ) directly but interacts with Mg ( 2+ ) -coordinated water molecules , while 6PG interacts with Mg ( 2+ ) directly .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 6.00 |
|---|
| Title: Mechanistic role of an NS4A peptide cofactor with the truncated NS3 protease of hepatitis C virus : elucidation of the NS4A stimulatory effect via kinetic analysis and inhibitor mapping .
| | Author: Landro JA Raybuck SA Luong YP OMalley ET Harbeson SL Morgenstern KA Rao G Livingston DJ .
| | Journal: Biochemistry Citation: V : 36 ( 31 ) P : 9340-8 Year: 1997 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub9235976 Accession (PMID): 9235976 | Matching Sentences:
[ Sen. 2, subscore: 1.00 ]: The catalytic activity of a viral serine protease located in the N-terminal one-third of nonstructural protein 3 ( NS3 ) is required for polyprotein processing at four site-specific junctions .
[ Sen. 4, subscore: 1.00 ]: The current investigation addresses the mechanism of NS3 protease catalytic activation by NS4A utilizing a small synthetic NS4A peptide ( residues 1678-1691 of the virus polyprotein sequence ) and the recombinantly expressed protease domain of NS3 .
[ Sen. 5, subscore: 1.00 ]: The addition of NS4A dramatically increased NS3 kcat and kcat/Km catalytic parameters when measured against small peptide substrates representing the different site-specific junctions of the polyprotein .
[ Sen. 6, subscore: 1.00 ]: The catalytic effect of natural and non-natural amino acid substitutions at the P1 position in a 5A/5B peptide substrate was investigated .
[ Sen. 7, subscore: 1.00 ]: NS3-NS4A demonstrated a marked catalytic preference for the cysteine residue commonly found in authentic substrates .
[ Sen. 10, subscore: 1.00 ]: A steady state kinetic analysis was performed and indicated that the binding of NS4A and the peptide substrate occurs in an ordered fashion during the catalytic cycle , with NS4A binding first Two distinct kinetic classes of peptidyl inhibitors based upon the 5A/5B cleavage site were identified .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: Acetylation of rice straw with or without catalysts and its characterization as a natural sorbent in oil spill cleanup .
| | Author: Sun XF Sun R Sun JX .
| | Journal: J Agric .
Food Chem .
Citation: V : 50 ( 22 ) P : 6428-33 Year: 2002 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub12381129 Accession (PMID): 12381129 | Matching Sentences:
[ Sen. 1, subscore: 3.00 ]: An investigation of the acetylation of rice straw with acetic anhydride at 100 and 120 degrees C for 1-4 h with four tertiary amine catalysts ( pyridine , 4-dimethylaminopyridine , N-methylpyrrolidine , and N-methylpyrrolidinone ) or without catalyst in a solvent-free system was undertaken , and the extent of acetylation was measured by weight percent gain , which increased with the extent of reaction time and temperature and the amounts of catalyst used .
[ Sen. 2, subscore: 1.00 ]: 4-Dimethylaminopyridine was found to be the most effective catalyst of those studied .
[ Sen. 3, subscore: 1.00 ]: At a concentration of 7% of the catalyst in acetic anhydride , a weight percent gain of 15 . 4% was realized , compared with 11 . 2% for the noncatalyst reaction , after 0 . 5 h of exposure to the system at 120 degrees C Characterization of acetylated straw was performed by FT-IR , CP MAS ( 13 ) C NMR , and thermal studies .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: Iron incorporated heterogeneous catalyst from rice husk ash .
| | Author: Adam F Kandasamy K Balakrishnan S | | Journal: Citation: V : 304 ( 1 ) P : 137-43 Year: 2006 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub16996077 Accession (PMID): 16996077 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: Silica supported iron catalyst was prepared from rice husk ash ( RHA ) via the sol-gel technique using an aqueous solution of iron ( III ) salt in 3 . 0 M HNO ( 3 ) .
[ Sen. 7, subscore: 1.00 ]: Both catalysts showed high activity in the reaction between toluene and benzyl chloride .
[ Sen. 8, subscore: 1.00 ]: The mono-substituted benzyltoluene was the major product and both catalysts yielded more than 92% of the product .
[ Sen. 10, subscore: 1.00 ]: The minor products consisting of 16 di-substituted isomers were also observed in the GC-MS spectra of both catalytic products .
[ Sen. 11, subscore: 1.00 ]: The catalyst was found to be reusable without loss of activity and with no leaching of the metal
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: Enzymatic synthesis of cello-oligosaccharides by rice BGlu1 { beta } -glucosidase glycosynthase mutants .
| | Author: Hommalai G Withers SG Chuenchor W Cairns JR Svasti J | | Journal: Citation: V : ( ) P : Year: 2007 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub17405771 Accession (PMID): 17405771 | Matching Sentences:
[ Sen. 2, subscore: 2.00 ]: Mutations of BGlu1 beta-glucosidase at glutamate residue 414 of its natural precursor destroyed the enzymes catalytic activity , but the enzyme could be rescued in the presence of the anionic nucleophiles formate and azide , which verifies that this residue is the catalytic nucleophile .
[ Sen. 3, subscore: 1.00 ]: The catalytic activities of three candidate mutants , E414G , E414S , and E414A , in the presence of the nucleophiles were compared .
[ Sen. 4, subscore: 1.00 ]: The E414G mutant had approximately 25 and 1400-fold higher catalytic efficiency than E414A and E414S , respectively .
[ Sen. 5, subscore: 1.00 ]: All three mutants could catalyze the synthesis of mixed length oligosaccharides by transglucosylation , when alpha-glucosyl fluoride was used as donor and pNP-cellobioside as acceptor .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: Growth , new growth , and amplification of carbon nanotubes as a function of catalyst composition .
| | Author: Crouse CA Maruyama B Colorado R Jr Back T Barron AR | | Journal: J Am Chem Soc Citation: V : 130 P : 7946-54 Year: 2008 Type: In-Process | | Literature: oryza Field: abstract Doc ID: pub18507464 Accession (PMID): 18507464 | Matching Sentences:
[ Sen. 7, subscore: 2.00 ]: Four individual reactions were observed in the Fe-SOC and binary Co/Fe-SOC : regrowth ( amplification ) , double growth ( a second CNT growing from a previously active catalyst ) , CNT etching , and nucleation from initially inactive catalysts ( new growth ) .
[ Sen. 3, subscore: 1.00 ]: The Fe catalysts produced the longest nanotubes at the expense of a larger average CNT diameter and broader diameter distribution than the Co-SOC system .
[ Sen. 8, subscore: 1.00 ]: CNT etching was observed for the mixed catalyst systems ( Co/Fe-SOC ) but not for either Fe-SOC or Co-SOC .
[ Sen. 10, subscore: 1.00 ]: Thus , catalysts , which were initially inactive toward nucleation of CNTs in the original growth run , are capable of becoming activated when placed back into the furnace and submitted to regrowth under identical conditions .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: Co-expression of GroEL/ES enhances the expression of plant catalase in bacterial cytosol .
| | Author: Mondal P Ray M Sahu S Sabat SC | | Journal: Protein Pept Lett Citation: V : 15 P : 1075-8 Year: 2008 Type: In-Process | | Literature: oryza Field: abstract Doc ID: pub19075818 Accession (PMID): 19075818 | Matching Sentences:
[ Sen. 2, subscore: 3.00 ]: The rice catalase exhibited properties typical for a catalase including the decomposition of H ( 2 ) O ( 2 ) and inhibition by aminotriazole , a specific inhibitor for plant and animal catalases .
[ Sen. 1, subscore: 1.00 ]: Expression of plant proteins in E coli is frequently unsuccessful , but soluble and functional rice catalase-B can be produced in E coli when it is co-expressed with the chaperone GroEL/ES .
[ Sen. 3, subscore: 1.00 ]: This achievement records for first time the successful expression of a both native and variant rice plant catalase in bacterial cytosol suggesting that it may be an option to be considered for the expression of other plant proteins in E coli .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: Glucose-induced delay of seed germination in rice is mediated by the suppression of ABA catabolism rather than an enhancement of ABA biosynthesis .
| | Author: Zhu G Ye N Zhang J | | Journal: Plant Cell Physiol Citation: V : 50 P : 644-51 Year: 2009 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub19208695 Accession (PMID): 19208695 | Matching Sentences:
[ Sen. 5, subscore: 2.00 ]: In contrast , inhibition of ABA catabolism by diniconazole significantly arrested seed germination , suggesting that the regulation of ABA catabolism plays a major role .
[ Sen. 3, subscore: 1.00 ]: Since the endogenous ABA level is controlled by the equilibrium between ABA biosynthesis and catabolism , we investigated how this equilibrium is related to the regulation of seed germination by glucose in rice .
[ Sen. 6, subscore: 1.00 ]: Further experiments indicated that the expression of OsABA8ox3 , a key gene in ABA catabolism and encoding ABA 8-hydroxylase in rice , was significantly increased during the first 6 h of imbibition , which was consistent with the decline of ABA content in the imbibed seeds .
[ Sen. 9, subscore: 1.00 ]: Our results demonstrated that the glucose-induced delay of seed germination is a result of the suppression of ABA catabolism rather than any enhancement of ABA biosynthesis during rice seed germination .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: Catalytic conversion of sugarcane bagasse , rice husk and corncob in the presence of TiO2 , ZrO2 and mixed-oxide TiO2-ZrO2 under hot compressed water ( HCW ) condition .
| | Author: Chareonlimkun A Champreda V Shotipruk A Laosiripojana N | | Journal: Bioresour Technol Citation: V : 101 P : 4179-86 Year: 2010 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub20137923 Accession (PMID): 20137923 | Matching Sentences:
[ Sen. 6, subscore: 2.00 ]: The portion of these phase formations affected the acidity-basicity of catalyst and thus the catalyst reactivity .
[ Sen. 3, subscore: 1.00 ]: It was found that the catalyst preparation procedure and calcination temperature strongly affected its reactivity .
[ Sen. 4, subscore: 1.00 ]: Catalysts prepared by ( co- ) precipitation method gained higher reactivity than those prepared by sol-gel and physical mixing methods .
[ Sen. 5, subscore: 1.00 ]: The suitable calcination temperature for TiO ( 2 ) and ZrO ( 2 ) was at 773K , whereas that for TiO ( 2 ) -ZrO ( 2 ) was at 873K ; the XRD patterns revealed that different portions of phase formation were observed over catalysts with different calcination temperature .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: Preparation of biodiesel from rice bran fatty acids catalyzed by heterogeneous cesium-exchanged 12-tungstophosphoric acids .
| | Author: Srilatha K Sree R Prabhavathi Devi BL Sai Prasad PS Prasad RB Lingaiah N | | Journal: Bioresour Technol Citation: V : 116 P : 53-7 Year: 2012 Type: In-Process | | Literature: oryza Field: abstract Doc ID: pub22609655 Accession (PMID): 22609655 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: Biodiesel synthesis from rice bran fatty acids ( RBFA ) was carried out using cesium exchanged 12-tungstophosphoric acid ( TPA ) catalysts .
[ Sen. 2, subscore: 1.00 ]: The physico-chemical properties of the catalysts were derived from X-ray diffraction ( XRD ) , Fourier transform infrared ( FTIR ) , temperature programmed desorption ( TPD ) of NH ( 3 ) and scanning electron microscopy ( SEM ) .
[ Sen. 4, subscore: 1.00 ]: The partial exchange of Cs for protons resulted in an increase in acidity and the catalysts with one Cs ( + ) ( Cs ( 1 ) H ( 2 ) PW ( 12 ) O ( 40 ) ) showed highest acidity .
[ Sen. 6, subscore: 1.00 ]: The catalyst was reused for five times and retained of its original activity .
[ Sen. 8, subscore: 1.00 ]: Modified tungstophosphoric acids are efficient solid acid catalysts for the synthesis of biodiesel from the oils containing high FFA .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: A comparative proteomic approach to analyse structure , function and evolution of rice chitinases : a step towards increasing plant fungal resistance .
| | Author: Sarma K Dehury B Sahu J Sarmah R Sahoo S Sahu M Sen P Modi MK Barooah M | | Journal: J Mol Model Citation: V : P : Year: 2012 Type: Publisher | | Literature: oryza Field: abstract Doc ID: pub22684798 Accession (PMID): 22684798 | Matching Sentences:
[ Sen. 7, subscore: 2.00 ]: The CatD possesses a catalytic triad which is thought to be involved in catalytic process .
[ Sen. 1, subscore: 1.00 ]: Glycoside hydrolase family 19 chitinases ( EC 3 . 2 . 1 . 14 ) widely distributed in plants , bacteria and viruses catalyse the hydrolysis of chitin and play a major role in plant defense mechanisms and development .
[ Sen. 6, subscore: 1.00 ]: These enzymes are single or multi domain and multi-functional in which chitin-binding domain ( CBD ) and catalytic domain ( CatD ) are present in class I and IV whereas class II lacks CBD .
[ Sen. 11, subscore: 1.00 ]: More structural study of this enzyme from different plants is required to enhance the knowledge of catalytic mechanism and substrate binding .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 5.00 |
|---|
| Title: Screening of rice genes from the cDNA catalog using the data obtained by protein sequencing .
| | Author: Hirano H | | Journal: J Protein Chem .
Citation: V : 16 ( 5 ) P : 533-6 Year: 1997 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub9246640 Accession (PMID): 9246640 | Matching Sentences:
[ Sen. 7, subscore: 2.00 ]: If the size of the cDNA catalog is enlarged further , cDNAs encoding all proteins separated by 2D-PAGE could be easily identified from the catalog by using the protein sequence data .
[ Sen. 2, subscore: 1.00 ]: In the Rice Genome Research Program ( RGP ) , more than 20 , 000 cDNA clones randomly selected from rice cDNA libraries have been sequenced to construct a cDNA catalog .
[ Sen. 3, subscore: 1.00 ]: Complimentary DNAs encoding about 30% of proteins in the protein sequence data file could be identified in the catalog by computer search .
[ Sen. 6, subscore: 1.00 ]: This is consistent with the fact that the cDNAs encoding about 30% of the sequenced proteins could be identified in the catalog .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Catalytic mechanism of scytalone dehydratase : site-directed mutagenisis , kinetic isotope effects , and alternate substrates .
| | Author: Basarab GS Steffens JJ Wawrzak Z Schwartz RS Lundqvist T Jordan DB .
| | Journal: Biochemistry Citation: V : 38 ( 19 ) P : 6012-24 Year: 1999 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub10320327 Accession (PMID): 10320327 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: On the basis of the X-ray crystal structure of scytalone dehydratase complexed with an active center inhibitor [ Lundqvist , T , Rice , J , Hodge , C N , Basarab , G S , Pierce , J and Lindqvist , Y ( 1994 ) Structure ( London ) 2 , 937-944 ] , eight active-site residues were mutated to examine their roles in the catalytic mechanism .
[ Sen. 2, subscore: 1.00 ]: All but one residue ( Lys73 , a potential base in an anti elimination mechanism ) were found to be important to catalysis or substrate binding .
[ Sen. 5, subscore: 1.00 ]: His85Asn was the most damaging mutation to catalysis consistent with its native roles as a general base and a general acid in a syn elimination .
[ Sen. 9, subscore: 1.00 ]: An X-ray crystal structure of the Tyr50Phe mutant indicated that both active-site waters were retained , likely accounting for its residual catalytic activity .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Immunogold labeling of rosette terminal cellulose-synthesizing complexes in the vascular plant vigna angularis | | Author: Kimura S Laosinchai W Itoh T Cui X Linder CR Brown RM .
| | Journal: Citation: V : 11 ( 11 ) P : 2075-86 Year: 1999 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub10559435 Accession (PMID): 10559435 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: The catalytic subunit of cellulose synthase is shown to be associated with the putative cellulose-synthesizing complex ( rosette terminal complex [ TC ] ) in vascular plants .
[ Sen. 2, subscore: 1.00 ]: The catalytic subunit domain of cotton cellulose synthase was cloned using a primer based on a rice expressed sequence tag ( D41261 ) from which a specific primer was constructed to run a polymerase chain reaction that used a cDNA library from 24 days postanthesis cotton fibers as a template .
[ Sen. 3, subscore: 1.00 ]: The catalytic region of cotton cellulose synthase was expressed in Escherichia coli , and polyclonal antisera were produced .
[ Sen. 4, subscore: 1.00 ]: Colloidal gold coupled to goat anti-rabbit secondary antibodies provided a tag for visualization of the catalytic region of cellulose synthase during transmission electron microscopy .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Crystal structure of rice alpha-galactosidase complexed with D-galactose .
| | Author: Fujimoto Z Kaneko S Momma M Kobayashi H Mizuno H | | Journal: J Biol . Chem . Citation: V : 278 ( 22 ) P : 20313-8 Year: 2003 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub12657636 Accession (PMID): 12657636 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: alpha-Galactosidases catalyze the hydrolysis of alpha-1 , 6-linked galactosyl residues from galacto-oligosaccharides and polymeric galacto- ( gluco ) mannans .
[ Sen. 3, subscore: 1.00 ]: The structure consisted of a catalytic domain and a C-terminal domain and was essentially the same as that of alpha-N-acetylgalactosaminidase , which is the same member of glycosyl hydrolase family 27 .
[ Sen. 4, subscore: 1.00 ]: The catalytic domain had a ( beta/alpha ) 8-barrel structure , and the C-terminal domain was made up of eight beta-strands containing a Greek key motif .
[ Sen. 6, subscore: 1.00 ]: The d-galactose molecule was found bound in the active site pocket on the C-terminal side of the central beta-barrel of the catalytic domain .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: In silico modeling and hydrogen peroxide binding study of rice catalase .
| | Author: Sekhar PN Kishor PB Reddy LA Mondal P Dash AK Kar M Mohanty S Sabat SC .
| | Journal: In Silico Biol .
( Gedrukt ) Citation: V : 6 ( 5 ) P : 435-47 Year: Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub17274773 Accession (PMID): 17274773 | Matching Sentences:
[ Sen. 1, subscore: 2.00 ]: Homology modeling of the catalase , CatC cloned and sequenced from rice ( Oryza sativa L , cv Ratna an Indica cultivar ) has been performed based on the crystal structure of the catalase CatF ( PDB code 1m7s ) by using the software MODELLER .
[ Sen. 3, subscore: 2.00 ]: With this model , a flexible docking study with the hydrogen peroxide , the substrate for catalase , is performed and the results indicate that Arg310 , Asp343 and Arg346 in catalase are three important determinant residues in binding as they have strong hydrogen bonding contacts with the substrate .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Binding and catalytic contributions to site recognition by flp recombinase .
| | Author: Whiteson KL Rice PA | | Journal: J Biol Chem Citation: V : 283 P : 11414-23 Year: 2008 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub18276592 Accession (PMID): 18276592 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: Flp catalyzes site-specific recombination in a highly sequence-specific manner despite making few direct contacts to the bases within its binding site .
[ Sen. 2, subscore: 1.00 ]: Sequence discrimination could take place in the binding and/or the catalytic steps .
[ Sen. 10, subscore: 1.00 ]: However , most A tracts slow catalysis more than C or G substitutions .
[ Sen. 11, subscore: 1.00 ]: Understanding what kind of sequence variation is tolerated in the binding and catalytic steps helps us understand how the target DNA is recognized by Flp and will be useful in guiding the design of Flp variants with altered specificities .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Catalase and superoxide dismutase activities in a Stenotrophomonas maltophilia WZ2 resistant to herbicide pollution .
| | Author: Lu Z Sang L Li Z Min H | | Journal: Ecotoxicol Environ Saf Citation: V : 72 P : 136-43 Year: 2009 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub18304632 Accession (PMID): 18304632 | Matching Sentences:
[ Sen. 2, subscore: 1.00 ]: We analyzed superoxide dismutase ( SOD ) and catalase activities in the quinclorac-highly degrading strain Stenotrophomonas maltophilia WZ2 and Gram-negative standard strain Escherichia coli K12 in an attempt to understand antioxidant enzymes in bacteria are produced in response to quinclorac or bensulfuron-methyl , which increases the virulence of the bacteria .
[ Sen. 3, subscore: 1.00 ]: MnSOD and two additional catalase isozymes were induced by quinclorac or bensulfuron-methyl in S maltophilia WZ2 , but not in E coli K12 .
[ Sen. 4, subscore: 1.00 ]: Quinclorac turned out to be a more sensitive inducer of SOD , whereas bensulfuron-methyl is a more sensitive one of catalase .
[ Sen. 6, subscore: 1.00 ]: Results indicate that catalase has a much weakly role in the defense against quinclorac or bensulfuron-methyl induced oxidative stress , whereas SOD could be critical
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: His-311 and Arg-559 are key residues involved in fatty acid oxygenation in pathogen-inducible oxygenase .
| | Author: Koszelak-Rosenblum M Krol AC Simmons DM Goulah CC Wroblewski L Malkowski MG | | Journal: J Biol Chem Citation: V : 283 P : 24962-71 Year: 2008 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub18596034 Accession (PMID): 18596034 | Matching Sentences:
[ Sen. 3, subscore: 2.00 ]: Although these enzymes share common catalytic features , including the use of a tyrosine radical during catalysis , little is known about other residues involved in the dioxygenase reaction of PIOX .
[ Sen. 4, subscore: 1.00 ]: We generated a model of linoleic acid ( LA ) bound to PIOX based on computational sequence alignment and secondary structure predictions with COX-1 and experimental observations that governed the placement of carbon-2 of LA below the catalytic Tyr-379 .
[ Sen. 10, subscore: 1.00 ]: Taken together , these data suggest that Arg-559 is required for high affinity binding of substrates to PIOX , whereas His-311 is involved in optimally aligning carbon-2 below Tyr-379 for catalysis .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: The control of chlorophyll catabolism and the status of yellowing as a biomarker of leaf senescence .
| | Author: Ougham H Hortensteiner S Armstead I Donnison I King I Thomas H Mur L | | Journal: Plant Biol ( Stuttg ) Citation: V : 10 Suppl 1 P : 4-14 Year: 2008 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub18721307 Accession (PMID): 18721307 | Matching Sentences:
[ Sen. 2, subscore: 2.00 ]: In the last few years , genes encoding a number of the catabolic enzymes have been characterized , including the key ring-opening activities , phaeophorbide a oxygenase ( PaO ) and red chlorophyll catabolite reductase ( RCCR ) .
[ Sen. 1, subscore: 1.00 ]: The pathway of chlorophyll catabolism during leaf senescence is known in a fair amount of biochemical and cell biological detail .
[ Sen. 5, subscore: 1.00 ]: Mutations in this and other chlorophyll catabolic genes have significant consequences , both for the course of leaf senescence and senescence-like stress responses , notably hypersensitivity to pathogen challenge .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Cloning , characterisation and comparative analysis of a starch synthase IV gene in wheat : functional and evolutionary implications .
| | Author: Leterrier M Holappa LD Broglie KE Beckles DM | | Journal: BMC Plant Biol Citation: V : 8 P : 98 Year: 2008 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub18826586 Accession (PMID): 18826586 | Matching Sentences:
[ Sen. 2, subscore: 1.00 ]: Five SS isoforms , SSI , II , III , IV and Granule Bound SSI , have been identified , each with a unique catalytic role in starch synthesis .
[ Sen. 9, subscore: 1.00 ]: CONCLUSION : Based on bioinformatics analysis of the catalytic region of 36 SSs and 3 glycogen synthases ( GSs ) , it is suggested that the valine residue in the highly conserved K-X-G-G-L motif in SSIII and SSIV may be a determining feature of primer specificity of these SSs as compared to GBSSI , SSI and SSII .
[ Sen. 10, subscore: 1.00 ]: In GBSSI , the Ile485 residue may partially explain that enzymes unique catalytic features .
[ Sen. 11, subscore: 1.00 ]: The flexible 380s Loop in the starch catalytic domain may be important in defining the specificity of action for each different SS and the G-X-G in motif VI could define SSIV and SSIII action particularly .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Pain catastrophizing and pain-related fear in osteoarthritis patients : relationships to pain and disability .
| | Author: Somers TJ Keefe FJ Pells JJ Dixon KE Waters SJ Riordan PA Blumenthal JA McKee DC LaCaille L Tucker JM Schmitt D Caldwell DS Kraus VB Sims EL Shelby RA Rice JR | | Journal: J Pain Symptom Manage Citation: V : 37 P : 863-72 Year: 2009 Type: In-Process | | Literature: oryza Field: abstract Doc ID: pub19041218 Accession (PMID): 19041218 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: This study examined the degree to which pain catastrophizing and pain-related fear explain pain , psychological disability , physical disability , and walking speed in patients with osteoarthritis ( OA ) of the knee .
[ Sen. 3, subscore: 1.00 ]: Results suggest that pain catastrophizing explained a significant proportion ( all Ps < or = 0 . 05 ) of variance in measures of pain ( partial r ( 2 ) [ pr ( 2 ) ] = 0 . 10 ) , psychological disability ( pr ( 2 ) = 0 . 20 ) , physical disability ( pr ( 2 ) = 0 . 11 ) , and gait velocity at normal ( pr ( 2 ) = 0 . 04 ) , fast ( pr ( 2 ) = 0 . 04 ) , and intermediate speeds ( pr ( 2 ) = 0 . 04 ) .
[ Sen. 5, subscore: 1.00 ]: Pain cognitions , particularly pain catastrophizing , appear to be important variables in understanding pain , disability , and walking at normal , fast , and intermediate speeds in knee OA patients .
[ Sen. 6, subscore: 1.00 ]: Clinicians interested in understanding variations in pain and disability in this population may benefit by expanding the focus of their inquiries beyond traditional medical and demographic variables to include an assessment of pain catastrophizing and pain-related fear .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Effects of catalase on the accumulation of H ( 2 ) O ( 2 ) in rice cells inoculated with rice blast fungus , Magnaporthe oryzae .
| | Author: Tanabe S Nishizawa Y Minami E | | Journal: Physiol Plant Citation: V : 137 P : 148-54 Year: 2009 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub19719483 Accession (PMID): 19719483 | Matching Sentences:
[ Sen. 4, subscore: 2.00 ]: In the leaf blade assay , inoculation of compatible conidia in the presence of catalase produced more severe symptoms than that of conidia in the absence of catalase at 6 days post-inoculation .
[ Sen. 2, subscore: 1.00 ]: In a leaf sheath assay for up to 48 h post-inoculation , the absence or presence of catalase in the conidia suspension was correlated with the level of accumulated H ( 2 ) O ( 2 ) in infected leaf cells , as observed by staining with 3 , 3-diaminobenzidine tetrahydrochloride .
[ Sen. 3, subscore: 1.00 ]: In the incompatible interaction , the appearance of autofluorescence or frequency of cell death characterized by granulation ( symptoms characteristic of hypersensitive responses ) was not significantly affected by the presence of catalase in the conidia suspension .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Kinetic basis for the conjugation of auxin by a GH3 family indole-acetic acid-amido synthetase .
| | Author: Chen Q Westfall CS Hicks LM Wang S Jez JM | | Journal: J Biol Chem Citation: V : 285 P : 29780-6 Year: 2010 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub20639576 Accession (PMID): 20639576 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: The GH3 family of acyl-acid-amido synthetases catalyze the ATP-dependent formation of amino acid conjugates to modulate levels of active plant hormones , including auxins and jasmonates .
[ Sen. 4, subscore: 1.00 ]: Steady-state kinetic analysis shows that the OsGH3-8 requires either Mg ( 2+ ) or Mn ( 2+ ) for maximal activity and is specific for aspartate but accepts asparagine as a substrate with a 45-fold decrease in catalytic efficiency and accepts other auxin analogs , including phenyl-acetic acid , indole butyric acid , and naphthalene-acetic acid , as acyl-acid substrates with 1 . 4-9-fold reductions in k ( cat ) /K ( m ) relative to IAA .
[ Sen. 9, subscore: 1.00 ]: Formation of a catalytically competent adenylated-IAA reaction intermediate was confirmed by mass spectrometry .
[ Sen. 10, subscore: 1.00 ]: These mechanistic studies provide insight on the reaction catalyzed by the GH3 family of enzymes to modulate plant hormone action .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: | | Author: Wu M Shariat-Madar B Haron MH Wu M Khan IA Dasmahapatra AK | | Journal: Comp Biochem Physiol C Toxicol Pharmacol Citation: V : 153 P : 159-67 Year: 2011 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub20965276 Accession (PMID): 20965276 | Matching Sentences:
[ Sen. 5, subscore: 2.00 ]: Catalase and superoxide dismutase ( SOD ) mRNAs were minimal in the fertilized eggs , but increased significantly in 1 dpf and then either sharply dropped ( SOD ) or maintained a steady-state ( catalase ) .
[ Sen. 2, subscore: 1.00 ]: In this study we have determined the oxidative stress and the mRNA content of four antioxidant enzymes ( catalase , glutathione reductase , glutathione-S-transferase , and superoxide dismutase ) during Japanese rice fish embryogenesis ( from 0 day post-fertilization to hatching ) and after exposing the embryos to ethanol ( 100 and 300 mM ) for 48 h at three stages ( 0-2 , 1-3 and 4-6 days post-fertilization , dpf ) of organogenesis .
[ Sen. 10, subscore: 1.00 ]: From these data we conclude that the attenuation of oxidative stress by ethanol is probably due to the inhibition of normal growth of the embryos rather than by inhibiting catalase , GST , GR or SOD-dependent activities .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Structural basis for the one-pot formation of the diarylheptanoid scaffold by curcuminoid synthase from Oryza sativa .
| | Author: Morita H Wanibuchi K Nii H Kato R Sugio S Abe I | | Journal: Proc Natl Acad Sci U S A Citation: V : 107 P : 19778-83 Year: 2010 Type: MEDLINE | | Literature: oryza Field: abstract Doc ID: pub21041675 Accession (PMID): 21041675 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: Curcuminoid synthase ( CUS ) from Oryza sativa is a plant-specific type III polyketide synthase ( PKS ) that catalyzes the remarkable one-pot formation of the C ( 6 ) -C ( 7 ) -C ( 6 ) diarylheptanoid scaffold of bisdemethoxycurcumin , by the condensation of two molecules of 4-coumaroyl-CoA and one molecule of malonyl-CoA .
[ Sen. 4, subscore: 1.00 ]: Furthermore , the crystal structure indicated the presence of a putative nucleophilic water molecule , which forms hydrogen bond networks with Ser351-Asn142-H ( 2 ) O-Tyr207-Glu202 , neighboring the catalytic Cys174 at the active-site center .
[ Sen. 5, subscore: 1.00 ]: These observations suggest that CUS employs unique catalytic machinery for the one-pot formation of the C ( 6 ) -C ( 7 ) -C ( 6 ) scaffold .
[ Sen. 9, subscore: 1.00 ]: These findings not only provide a structural basis for the catalytic machinery of CUS but also suggest further strategies toward expanding the biosynthetic repertoire of the type III PKS enzymes .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Biochemical and enzymatic study of rice BADH wild-type and mutants : an insight into fragrance in rice .
| | Author: Wongpanya R Boonyalai N Thammachuchourat N Horata N Arikit S Myint KM Vanavichit A Choowongkomon K | | Journal: Protein J Citation: V : 30 P : 529-38 Year: 2011 Type: In-Process | | Literature: oryza Field: abstract Doc ID: pub21959793 Accession (PMID): 21959793 | Matching Sentences:
[ Sen. 6, subscore: 2.00 ]: In addition , the three catalytic-residue mutants confirmed that residues C294 , E260 and N162 were involved in the catalytic activity of BADH2 similar to those of other BADHs .
[ Sen. 3, subscore: 1.00 ]: This study was carried out to investigate the function of wild-type BADHs and four BADH2 mutants : BADH2_Y420 , containing a Y420 insertion similar to BADH2 . 8 in Myanmar fragrance rice , BADH2_C294A , BADH2_E260A and BADH2_N162A , consisting of a single catalytic-residue mutation .
[ Sen. 4, subscore: 1.00 ]: Our results showed that the BADH2_Y420 mutant exhibited less catalytic efficiency towards gamma-aminobutyraldehyde but greater efficiency towards betaine aldehyde than wild-type .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Catalytic protein modification with dirhodium metallopeptides : specificity in designed and natural systems .
| | Author: Chen Z Vohidov F Coughlin JM Stagg LJ Arold ST Ladbury JE Ball ZT | | Journal: J Am Chem Soc Citation: V : 134 P : 10138-45 Year: 2012 Type: In-Process | | Literature: oryza Field: abstract Doc ID: pub22621321 Accession (PMID): 22621321 | Matching Sentences:
[ Sen. 2, subscore: 1.00 ]: Site-specific , proximity-driven modification is enabled by the unique combination of peptide-based molecular recognition and a rhodium catalyst capable of modifying a wide range of amino-acid side chains .
[ Sen. 3, subscore: 1.00 ]: We explore catalysis based on coiled-coil recognition in detail , providing an understanding of the determinants of specificity and culminating in the demonstration of orthogonal modification of separate proteins in cell lysate .
[ Sen. 4, subscore: 1.00 ]: In addition , the concepts of proximity-driven catalysis are extended to include modification of the natural Fyn SH3 domain with metallopeptides based on a known proline-rich peptide ligand .
[ Sen. 5, subscore: 1.00 ]: The development of orthogonal catalyst-substrate pairs for modification in lysate , and the extension of these methods to new natural protein domains , highlight the capabilities for new reaction design possible in chemical approaches to site-specific protein modification .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Stereochemical studies of D-glucal hydration by alpha-glucosidases and exo-alpha-glucanases : indications of plastic and conserved phases in catalysis by glycosylases .
| | Author: Chiba S Brewer CF Okada G Matsui H Hehre EJ .
| | Journal: Biochemistry Citation: V : 27 ( 5 ) P : 1464-9 Year: 1988 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub3284583 Accession (PMID): 3284583 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: Alpha-Glucosidases from Aspergillus niger , pig serum , ungerminated rice , buckwheat , and sugar beet seeds ( but not from brewers yeast or honeybee ) were found to catalyze the hydration of D-glucal Each reactive alpha-glucosidase , incubated with D-glucal in D2O , was shown to protonate ( deuteriate ) this prochiral substrate from above its re face , ie , from a direction opposite that assumed for protonating alpha-D-glucosidic substrates .
[ Sen. 2, subscore: 1.00 ]: At the same time , D-glucal hydration catalyzed by three of the alpha-glucosidases that acted rapidly enough in D2O to determine product configuration was found to yield 2-deoxy-D-glucose of the same specific ( alpha- ) configuration as the D-glucose produced from alpha-D-glucosidic substrates .
[ Sen. 4, subscore: 1.00 ]: Together with other recent results , they suggest that the process of catalysis by alpha-glucosidases ( and perhaps glycosylases in general ) may comprise two separate and separately controlled parts , namely , a "plastic" phase concerned with substrate protonation and a substrate-unrelated "conserved" phase concerned with the creation of product configuration .
[ Sen. 6, subscore: 1.00 ]: Further , whereas the catalysis of D-glucal hydration by the alpha-glucosidases was intensively inhibited by excess substrate , that promoted by the exo-glucanases showed no detectable substrate inhibition .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Factors determining steric course of enzymic glycosylation reactions : glycosyl transfer products formed from 2 , 6-anhydro-1-deoxy-D-gluco-hept-1-enitol by alpha-glucosidases and an inverting exo-alpha-glucanase .
| | Author: Schlesselmann P Fritz H Lehmann J Uchiyama T Brewer CF Hehre EJ .
| | Journal: Biochemistry Citation: V : 21 ( 25 ) P : 6606-14 Year: 1982 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub6758847 Accession (PMID): 6758847 | Matching Sentences:
[ Sen. 7, subscore: 2.00 ]: The opportunity presumably would exist whenever carbonium ion mediated reactions are catalyzed by glycosylases that provide oppositely oriented approaches of different acceptors to the catalytic center .
[ Sen. 4, subscore: 1.00 ]: These results , together with our earlier findings of sterospecific hydration of heptenitol catalyzed by the same enzymes [ Hehre , E J , Brewer , C F , Uchiyama , T , Schlesselmann , P , & Lehmann , J ( 1980 ) Biochemistry 19 , 3557-3564 ] , show the inadequacy of the long-accepted notion that carbohydrase-catalyzed reactions always lead to retention ( or always lead to inversion ) of substrate configuration .
[ Sen. 5, subscore: 1.00 ]: In particular , the finding that glucodextranase forms transfer products of alpha configuration and a hydration product of beta configuration from the same substrate provides a clear example of the functioning of acceptors rather than donor substrates in selecting the steric course of reactions catalyzed by a glycosylase .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 4.00 |
|---|
| Title: Molecular cloning of the cDNA for the catalytic subunit of plant DNA polymerase alpha and its cell-cycle dependent expression .
| | Author: Yokoi M Ito M Izumi M Miyazawa H Nakai H Hanaoka F | | Journal: Genes Cells Citation: V : 2 ( 11 ) P : 695-709 Year: 1997 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub9491803 Accession (PMID): 9491803 | Matching Sentences:
[ Sen. 4, subscore: 1.00 ]: RESULTS : Using a 561-base pair DNA fragment , obtained by polymerase chain reaction amplification from a rice cDNA library as a probe , we isolated and sequenced a cDNA homologous to the cDNA for the catalytic subunit of rice DNA polymerase alpha .
[ Sen. 5, subscore: 1.00 ]: The encoded polypeptide has extensive homology with the catalytic subunit of DNA polymerase alpha from several species .
[ Sen. 7, subscore: 1.00 ]: Using RNA gel blot analysis , we found that the levels of mRNA of the catalytic subunit of this enzyme is regulated during the cell-cycle in plant cells .
[ Sen. 9, subscore: 1.00 ]: We conclude that the principal features of the DNA polymerase alpha catalytic subunit are conserved in plants .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 3.00 |
|---|
| Title: Cloning and characterization of a cDNA encoding catalase in wheat .
| | Author: Saruyama H Matsumura T | | Journal: DNA Seq .
Citation: V : 10 ( 1 ) P : 31-5 Year: Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub10565542 Accession (PMID): 10565542 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: We determined the nucleotide sequence of a cDNA encoding the catalase ( CAT ) isolated from wheat ( Triticum aestivum L ) .
[ Sen. 2, subscore: 1.00 ]: The deduced amino acid sequence suggests that this wheat catalase isozyme shared higher amino acid homology with group I CATs of barley CAT-1 , rice CAT B and maize CAT-1 and CAT-2 but lower homology with group II CATs of barley CAT-2 , rice CAT A and maize CAT-3 .
[ Sen. 4, subscore: 1.00 ]: Functionally important amino acids at active center and heme-binding sites detected in all other plant catalase were conserved .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 3.00 |
|---|
| Title: Cloning of a gene for an acyl-CoA dehydrogenase from Pisum sativum L and purification and characterization of its product as an isovaleryl-CoA dehydrogenase .
| | Author: Reinard T Janke V Willard J Buck F Jacobsen HJ Vockley J | | Journal: J Biol . Chem . Citation: V : 275 ( 43 ) P : 33738-43 Year: 2000 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub10913142 Accession (PMID): 10913142 | Matching Sentences:
[ Sen. 1, subscore: 2.00 ]: Isovaleryl-CoA dehydrogenase ( IVD , EC ) catalyzes the third step in the catabolism of leucine in mammals .
[ Sen. 10, subscore: 1.00 ]: Glu-244 , shown to function as the catalytic base in human IVD along with most of the amino acids that make up the acyl CoA binding pocket , is conserved in pea IVD .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 3.00 |
|---|
| Title: Regulation of alcoholic fermentation in coleoptiles of two rice cultivars differing in tolerance to anoxia .
| | Author: Gibbs J Morrell S Valdez A Setter TL Greenway H | | Journal: J Exp . Bot . Citation: V : 51 ( 345 ) P : 785-96 Year: 2000 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub10938871 Accession (PMID): 10938871 | Matching Sentences:
[ Sen. 1, subscore: 2.00 ]: To investigate regulation of anaerobic carbohydrate catabolism in anoxia-tolerant plant it issue , rate of alcoholic fermentation and maximum catalytic activities of four key enzymes were assessed in coleoptiles of two rice cultivars that differ in tolerance to anoxia .
[ Sen. 5, subscore: 1.00 ]: In Calrose after 5 d anoxia , maximum catalytic activities of crude enzyme extracts were ( in mumol substrate g-1 fresh weight min . -1 ) 170-240 for ADH , 4-6 for PDC and PFP and 0 . 4-0 . 7 for PFK .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
Score: 3.00 |
|---|
| Title: The Arabidopsis thaliana isogene NIT4 and its orthologs in tobacco encode beta-cyano-L-alanine hydratase/nitrilase .
| | Author: Piotrowski M Schnfelder S Weiler EW .
| | Journal: J Biol . Chem . Citation: V : 276 ( 4 ) P : 2616-21 Year: 2001 Type: ARTICLE | | Literature: oryza Field: abstract Doc ID: pub11060302 Accession (PMID): 11060302 | Matching Sentences:
[ Sen. 1, subscore: 1.00 ]: Nitrilases ( nitrile aminohydrolases , EC ) are enzymes that catalyze the hydrolysis of nitriles to the corresponding carbon acids .
[ Sen. 8, subscore: 1.00 ]: Several lines of evidence indicate that the catalytic center for both reactions is the same .
[ Sen. 9, subscore: 1.00 ]: The NIT4 homologs of N tabacum were found to catalyze the same reactions and protein extracts of A thaliana , N tabacum and Lupinus angustifolius also converted Ala ( CN ) to Asp and Asn in vitro .
| | Supplemental links/files: reference in endnote online text related articles pubmed citation | |
