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Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects最新文献

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The subcellular distribution of inorganic pyrophosphatase in pigeon pancreas 鸽子胰腺中无机焦磷酸酶的亚细胞分布
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90279-2
Gene D. Pynes, Ezzat S. Younathan
{"title":"The subcellular distribution of inorganic pyrophosphatase in pigeon pancreas","authors":"Gene D. Pynes, Ezzat S. Younathan","doi":"10.1016/0926-6569(64)90279-2","DOIUrl":"10.1016/0926-6569(64)90279-2","url":null,"abstract":"","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 150-151"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90279-2","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23795485","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Phosphorylation linked to oxidation of D(−) and L-lactate by respiring particles from yeast 通过从酵母中呼吸颗粒氧化D(−)和l -乳酸的磷酸化
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90284-6
Carlo Gregolin, Paola Scalella
{"title":"Phosphorylation linked to oxidation of D(−) and L-lactate by respiring particles from yeast","authors":"Carlo Gregolin, Paola Scalella","doi":"10.1016/0926-6569(64)90284-6","DOIUrl":"10.1016/0926-6569(64)90284-6","url":null,"abstract":"","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 163-165"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90284-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23795490","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
Phosphoglucomutase: A model for active0site characterization II. Optical rotatory dispersion studies 磷酸葡萄糖糖化酶:活性位点表征的模型II。旋光色散研究
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90287-1
N.H. Sloane
{"title":"Phosphoglucomutase: A model for active0site characterization II. Optical rotatory dispersion studies","authors":"N.H. Sloane","doi":"10.1016/0926-6569(64)90287-1","DOIUrl":"10.1016/0926-6569(64)90287-1","url":null,"abstract":"","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 171-172"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90287-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23795493","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Reconstitution of respiratory chain enzyme systems. XV. Reconstitution of succinate oxidase using soluble succinate dehydrogenase and a “cyanide particle” 呼吸链酶系统的重构。十五。利用可溶性琥珀酸脱氢酶和“氰化物颗粒”重构琥珀酸氧化酶
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90288-3
David F. Wilson , Tsoo E. King
{"title":"Reconstitution of respiratory chain enzyme systems. XV. Reconstitution of succinate oxidase using soluble succinate dehydrogenase and a “cyanide particle”","authors":"David F. Wilson , Tsoo E. King","doi":"10.1016/0926-6569(64)90288-3","DOIUrl":"10.1016/0926-6569(64)90288-3","url":null,"abstract":"","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 173-175"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90288-3","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23795494","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Régulations métaboliques de la biosynthèse de la méthionine et de la thréonine chez Saccharomyces cerevisiae 酿酒酵母中蛋氨酸和苏氨酸生物合成的代谢调节
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90262-7
H. De Robichon-Szulmajster, D. Corrivaux
{"title":"Régulations métaboliques de la biosynthèse de la méthionine et de la thréonine chez Saccharomyces cerevisiae","authors":"H. De Robichon-Szulmajster,&nbsp;D. Corrivaux","doi":"10.1016/0926-6569(64)90262-7","DOIUrl":"10.1016/0926-6569(64)90262-7","url":null,"abstract":"<div><p>The kinetic of synthesis of the first enzymes of the part of pathway common to threonine and methionine synthesis in <em>Saccharomyces cerevisiae</em> have been studied, under conditions of repression followed by depression. The results show that repression is established immediately and that enzyme synthesis continues at a constant rate, whereas derepression is established slowly and progressively.</p><p>These results are in agreement with the hypothesis of a rapid transformation of exogenous repressor (end-product amino acid) into “endogenous repressor”. The slow elimination of the latter is probably due to temporary maintenance of exogenous repressoe in the amino acid pool of the cells.</p></div>","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 1-9"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90262-7","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"103798913","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
The hydrolysis of sucrose by intact and homogenized cells of rat small intestine. Influence of pH and substrate concentration 大鼠小肠完整细胞和匀浆细胞对蔗糖的水解。pH和底物浓度的影响
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90273-1
A. Dahlqvist, D.L. Thomson
{"title":"The hydrolysis of sucrose by intact and homogenized cells of rat small intestine. Influence of pH and substrate concentration","authors":"A. Dahlqvist,&nbsp;D.L. Thomson","doi":"10.1016/0926-6569(64)90273-1","DOIUrl":"10.1016/0926-6569(64)90273-1","url":null,"abstract":"<div><p>The intracellular locus of sucrose hydrolysis in rat small-intestinal mucosa has been studied <em>in vitro</em> using intestinal slices and homogenates of intestinal cells. The pH-activity curves for the invertase of the slices and homogenates were identical. The apparent <em>K</em><sub>m</sub> for the invertase activity of the slices was considerably higher than the <em>K</em><sub>m</sub> for the homogenates. The maximum velocity (<em>V</em>) for the slices and homogenates was nearly identical. Because of the difference in the apparent <em>K</em><sub>m</sub> values, it is postulated that a barrier exists between the apical surface of the cell and the site of hydrolysis of sucrose by invertase. Since the barrier slows the transport of sucrose to the enzyme in the intact cells but permits rapid pH equilibration between the enzyme locus and the fluid bathing and brush border, the barrier may be located superficially.</p></div>","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 99-104"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90273-1","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23793361","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
Enzymid dephosphorylation of adenosine diphosphate phosphoglyceric acid 二磷酸腺苷磷酸甘油酸的酶解磷酸化
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90276-7
Glaci T. Zancan, Eduardo F. Recondo, Luis F. Leloir
{"title":"Enzymid dephosphorylation of adenosine diphosphate phosphoglyceric acid","authors":"Glaci T. Zancan,&nbsp;Eduardo F. Recondo,&nbsp;Luis F. Leloir","doi":"10.1016/0926-6569(64)90276-7","DOIUrl":"10.1016/0926-6569(64)90276-7","url":null,"abstract":"<div><p>An enzyme from muscle which acts on adenosine diphosphate phosphoglyceric acid and leads to the hydrolysis of the phosphate group at the 2-position of the glyceric acid moiety has been studied. The enzyme is strongly stimulated by inorgamoc pyrophosphate. This action is very specific. The enzyme also acts on 2,3-diphosphoglycerate.</p></div>","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 125-131"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90276-7","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23795482","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
On the role of free radicals in tryptophan pyrrolase catalysis 自由基在色氨酸吡咯酶催化中的作用
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90293-7
P. Feigelson
{"title":"On the role of free radicals in tryptophan pyrrolase catalysis","authors":"P. Feigelson","doi":"10.1016/0926-6569(64)90293-7","DOIUrl":"10.1016/0926-6569(64)90293-7","url":null,"abstract":"","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 187-190"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90293-7","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23795499","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Studies on bovine-liver alkaline phosphatase, purification, phosphate incorporation 牛肝碱性磷酸酶的研究、纯化、磷酸盐掺入
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90270-6
Lorentz Engström
{"title":"Studies on bovine-liver alkaline phosphatase, purification, phosphate incorporation","authors":"Lorentz Engström","doi":"10.1016/0926-6569(64)90270-6","DOIUrl":"10.1016/0926-6569(64)90270-6","url":null,"abstract":"<div><p></p><ul><li><span>1.</span><span><p>1. A highly purified preparation of bovine-liver alkaline phosphatase (ortho-phosphoric monoester phosphohydrolase, EC 3.I.3.I) has been obtained from a liver homogenate treated with butanol. Acetone and ethanol fractionation have been used, followed by two consecutive chromatographies on TEAE-cellulose and one on Sephadex G-200.</p></span></li><li><span>2.</span><span><p>2. Labelled phosphorylserine has been isolated from acid hydrolysates of the purified enzyme, which had been incubated with radioactive orthophosphate and then inactivated by acid. Most probably, the phosphate was bound to a particular serine molecule at the active site of the enzyme. This supports the view that an intermediate phosphorylenzyme is formed during the action of alkaline phosphatase.</p></span></li></ul></div>","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 71-78"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90270-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"77550716","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 58
Reversible dissociation of l-tartaric acid dehydrase into subunits l-酒石酸脱氢酶分解成亚基的可逆过程
Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects Pub Date : 1964-10-23 DOI: 10.1016/0926-6569(64)90298-6
Ronald E. Hurlbert, William B. Jakoby
{"title":"Reversible dissociation of l-tartaric acid dehydrase into subunits","authors":"Ronald E. Hurlbert,&nbsp;William B. Jakoby","doi":"10.1016/0926-6569(64)90298-6","DOIUrl":"10.1016/0926-6569(64)90298-6","url":null,"abstract":"","PeriodicalId":100170,"journal":{"name":"Biochimica et Biophysica Acta (BBA) - Specialized Section on Enzymological Subjects","volume":"92 1","pages":"Pages 202-204"},"PeriodicalIF":0.0,"publicationDate":"1964-10-23","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.1016/0926-6569(64)90298-6","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"23793352","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
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