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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
7
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pubmed:dateCreated |
1992-10-26
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pubmed:abstractText |
A new extracellular 90-kDa serine proteinase with an isoelectric point (pI) of 3.9 was purified from Bicillus subtilis (natto). Microheterogeneity was detected in the 50-kDa protease of bacillopeptidase F with pI 4.4 reported previously by Wu et al. and the sequence for the first 25 amino acids in the internal region of the enzyme was analyzed: ATDGVEWNVDQIDAPKAWALGYDGA. The cleavage sites in the oxidized B-chain of insulin by the proteinase were CySO3H7-Gly8, Val12-Glu13, Try16-Leu17, and Phe25-Tyr26. The activity was inhibited by phenylmethylsulfonyl fluoride (PMSF) and chymostatin, while the activity was not inhibited by proteinaceous Streptomyces subtilisin inhibitor (SSI) or alpha 2-macroglubulin.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
B
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0916-8451
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
56
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1166-8
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pubmed:dateRevised |
2011-11-17
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pubmed:meshHeading |
pubmed-meshheading:1368833-Amino Acid Sequence,
pubmed-meshheading:1368833-Bacillus subtilis,
pubmed-meshheading:1368833-Binding Sites,
pubmed-meshheading:1368833-Biotechnology,
pubmed-meshheading:1368833-Extracellular Matrix,
pubmed-meshheading:1368833-Insulin,
pubmed-meshheading:1368833-Isoelectric Point,
pubmed-meshheading:1368833-Molecular Sequence Data,
pubmed-meshheading:1368833-Molecular Weight,
pubmed-meshheading:1368833-Serine Endopeptidases,
pubmed-meshheading:1368833-Substrate Specificity
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pubmed:year |
1992
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pubmed:articleTitle |
Purification of a new extracellular 90-kDa serine proteinase with isoelectric point of 3.9 from Bacillus subtilis (natto) and elucidation of its distinct mode of action.
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pubmed:affiliation |
Department of Applied Biological Chemistry, Faculty of Agriculture, Tohoku University, Sendai, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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