abstract:Gelatinase A (, 72-kDa gelatinase, matrix metalloproteinase 2, type IV collagenase, 3/4 collagenase, matrix metalloproteinase 5, 72 kDa gelatinase type A, collagenase IV, collagenase type IV, MMP 2, type IV collagen metalloproteinase, type IV collagenase/gelatinase) is an enzyme. This enzyme catalyses the following chemical reaction