rdf:type |
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lifeskim:mentions |
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pubmed:issue |
8
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pubmed:dateCreated |
1987-10-1
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pubmed:databankReference |
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pubmed:abstractText |
Human cathepsin G is a serine proteinase with chymotrypsin-like specificity found in both polymorphonuclear leukocytes (neutrophils) and the U937 leukemic cell line. Utilizing RNA from the latter, we have constructed a cDNA library in lambda gt11 and isolated a clone which apparently codes for the complete amino acid sequence of this enzyme. Analysis of the sequence reveals homology with rat mast cell proteinase II (47%) but a greater degree of identity (56%) with a product of activated mouse cytotoxic T lymphocytes. The close relationship between the three proteins indicates similarities in substrate specificity and in biosynthesis which we predict involves removal of a two amino acid activation peptide during or just before packaging into their respective storage granules.
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pubmed:grant |
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pubmed:language |
eng
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pubmed:journal |
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pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/CTSG protein, human,
http://linkedlifedata.com/resource/pubmed/chemical/Cathepsin G,
http://linkedlifedata.com/resource/pubmed/chemical/Cathepsins,
http://linkedlifedata.com/resource/pubmed/chemical/Ctsg protein, mouse,
http://linkedlifedata.com/resource/pubmed/chemical/Ctsg protein, rat,
http://linkedlifedata.com/resource/pubmed/chemical/DNA,
http://linkedlifedata.com/resource/pubmed/chemical/Peptide Hydrolases,
http://linkedlifedata.com/resource/pubmed/chemical/Serine Endopeptidases
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pubmed:status |
MEDLINE
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pubmed:month |
Apr
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pubmed:issn |
0006-2960
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pubmed:author |
|
pubmed:issnType |
Print
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pubmed:day |
21
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pubmed:volume |
26
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
2289-93
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pubmed:dateRevised |
2009-11-19
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pubmed:meshHeading |
pubmed-meshheading:3304423-Amino Acid Sequence,
pubmed-meshheading:3304423-Animals,
pubmed-meshheading:3304423-Base Sequence,
pubmed-meshheading:3304423-Cathepsin G,
pubmed-meshheading:3304423-Cathepsins,
pubmed-meshheading:3304423-Cell Line,
pubmed-meshheading:3304423-Cloning, Molecular,
pubmed-meshheading:3304423-DNA,
pubmed-meshheading:3304423-Genes,
pubmed-meshheading:3304423-Humans,
pubmed-meshheading:3304423-Mast Cells,
pubmed-meshheading:3304423-Neutrophils,
pubmed-meshheading:3304423-Peptide Hydrolases,
pubmed-meshheading:3304423-Rats,
pubmed-meshheading:3304423-Sequence Homology, Nucleic Acid,
pubmed-meshheading:3304423-Serine Endopeptidases,
pubmed-meshheading:3304423-T-Lymphocytes, Cytotoxic
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pubmed:year |
1987
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pubmed:articleTitle |
Molecular cloning of human cathepsin G: structural similarity to mast cell and cytotoxic T lymphocyte proteinases.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, U.S. Gov't, P.H.S.
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