We have determined the complete sequence of the cDNA clone representing the full size human skin collagenase mRNA. Collagenase is synthesized in preproenzyme form, Mr 54,092, with a 19 amino acid long signal peptide. The primary secretion products of the enzyme consist of a minor glycosylated form, Mr 57,000, and a major unmodified polypeptide of predicted Mr 51,929. Proteolytic activation of human skin procollagenase results in removal of 81 amino acid residues from the amino-terminal portion of the proenzyme. Both potential N-glycosylation sites are contained within the proteolytically activated form of the enzyme. The primary structure of the coding region of the presented clone is homologous to an oncogene-induced rat protein whose function is still unknown, although preliminary observations suggest that it is not rat skin collagenase.
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rdf:type | |
rdfs:comment |
We have determined the complete sequence of the cDNA clone representing the full size human skin collagenase mRNA. Collagenase is synthesized in preproenzyme form, Mr 54,092, with a 19 amino acid long signal peptide. The primary secretion products of the enzyme consist of a minor glycosylated form, Mr 57,000, and a major unmodified polypeptide of predicted Mr 51,929. Proteolytic activation of human skin procollagenase results in removal of 81 amino acid residues from the amino-terminal portion of the proenzyme. Both potential N-glycosylation sites are contained within the proteolytically activated form of the enzyme. The primary structure of the coding region of the presented clone is homologous to an oncogene-induced rat protein whose function is still unknown, although preliminary observations suggest that it is not rat skin collagenase.
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skos:exactMatch | |
uniprot:name |
J. Biol. Chem.
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uniprot:author |
Bauer E.A.,
Eisen A.Z.,
Goldberg G.I.,
Grant G.A.,
Kronberger A.,
Wilhelm S.M.
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uniprot:date |
1986
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uniprot:pages |
6600-6605
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uniprot:title |
Human fibroblast collagenase. Complete primary structure and homology to an oncogene transformation-induced rat protein.
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uniprot:volume |
261
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