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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1-2
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pubmed:dateCreated |
1993-10-26
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pubmed:abstractText |
The X-ray crystal structures of two zinc endopeptidases, astacin from crayfish, and adamalysin II from snake venom, reveal a strong overall topological equivalence and virtually identical extended HEXXHXXGXXH zinc-binding segments, but in addition a methionine-containing turn of similar conformation (the 'Met-turn'), which forms a hydrophobic basis for the zinc ion and the three liganding histidine residues. These two features are also present in a similar arrangement in the matrix metalloproteinases (matrixins) and in the large bacterial Serratia proteinase-like peptidases (serralysins). We suggest that these four proteinases represent members of distinct subfamilies which can be grouped together in a family, for which we propose the designation, metzincins.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical |
http://linkedlifedata.com/resource/pubmed/chemical/Endopeptidases,
http://linkedlifedata.com/resource/pubmed/chemical/Metalloendopeptidases,
http://linkedlifedata.com/resource/pubmed/chemical/Methionine,
http://linkedlifedata.com/resource/pubmed/chemical/Snake Venoms,
http://linkedlifedata.com/resource/pubmed/chemical/Zinc,
http://linkedlifedata.com/resource/pubmed/chemical/astacin
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pubmed:status |
MEDLINE
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pubmed:month |
Sep
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pubmed:issn |
0014-5793
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
27
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pubmed:volume |
331
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
134-40
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:8405391-Amino Acid Sequence,
pubmed-meshheading:8405391-Animals,
pubmed-meshheading:8405391-Binding Sites,
pubmed-meshheading:8405391-Endopeptidases,
pubmed-meshheading:8405391-Extracellular Matrix,
pubmed-meshheading:8405391-Humans,
pubmed-meshheading:8405391-Metalloendopeptidases,
pubmed-meshheading:8405391-Methionine,
pubmed-meshheading:8405391-Molecular Sequence Data,
pubmed-meshheading:8405391-Protein Conformation,
pubmed-meshheading:8405391-Sequence Homology, Amino Acid,
pubmed-meshheading:8405391-Serratia,
pubmed-meshheading:8405391-Snake Venoms,
pubmed-meshheading:8405391-Zinc
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pubmed:year |
1993
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pubmed:articleTitle |
Astacins, serralysins, snake venom and matrix metalloproteinases exhibit identical zinc-binding environments (HEXXHXXGXXH and Met-turn) and topologies and should be grouped into a common family, the 'metzincins'.
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pubmed:affiliation |
Max-Planck-Institut für Biochemie, Abteilung für Strukturforschung, Martinsried (bei München), Germany.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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