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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1987-6-11
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pubmed:abstractText |
Paired basic residues are known as a typical site for proteolytic processing of precursors of bioactive peptides. By using a fluorogenic substrate Boc-Gln-Arg-Arg-MCA, a unique endoprotease exhibiting hydrolytic specificity toward the carboxyl side of paired basic residues was partially purified (about 4600-fold) from the membrane fraction of yeast Saccharomyces cerevisiae alpha-cells. The enzyme is a calcium-dependent thiol protease, with optimal pH at 7.0. It is a glycoprotein, with an apparent molecular weight of about 100,000-120,000. It cleaves fluorogenic substrates and a synthetic model peptide at the carboxyl side of paired basic residues. From its unique substrate specificity, this enzyme may be involved in precursor processing in vivo.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0006-291X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
29
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pubmed:volume |
144
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
807-14
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:3555496-Calcium,
pubmed-meshheading:3555496-Cell Membrane,
pubmed-meshheading:3555496-Cysteine Endopeptidases,
pubmed-meshheading:3555496-Endopeptidases,
pubmed-meshheading:3555496-Kinetics,
pubmed-meshheading:3555496-Protease Inhibitors,
pubmed-meshheading:3555496-Saccharomyces cerevisiae,
pubmed-meshheading:3555496-Substrate Specificity
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pubmed:year |
1987
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pubmed:articleTitle |
A membrane-bound, calcium-dependent protease in yeast alpha-cell cleaving on the carboxyl side of paired basic residues.
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pubmed:publicationType |
Journal Article
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