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单词 gelatinase
释义

gelatinase


gelatinase

[′jel·ə·tə‚nās] (biochemistry) An enzyme, found in some yeasts and molds, that liquefies gelatin.

gelatinase


gel·a·tin·ase

(jĕ-lat'i-nās), Pepsin B; a metalloproteinase that hydrolyzes gelatin and a number of types of collagen. See: pepsin.

gelatinase

(jĕl′ă-tĭn-ās),

MMP-2; MMP-9

Metalloproteinases that cleave gelatin, or nondenatured collagen. Two forms of gelatinase, A and B, have been identified. Gelatinase A (MMP-2) has a molecular weight of about 72,000, and gelatinase B (MMP-9) has a molecular weight of about 92,000. Both are involved in cancer angiogenesis and metastasis and are blocked by a variety of naturally occurring and synthetic inhibitors.
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