92 kDa gelatinase,92 kDa type IV collagenase,gelatinase B,GELB,matrix metallopeptidase 9 (gelatinase B, 92kDa gelatinase, 92kDa type IV collagenase),matrix metalloproteinase-9,MMP-9,Preproform of 92-kDa type IV collagenase (MMP-9): N-terminal.
Could play a role in bone osteoclastic resorption. Cleaves type IV and type V collagen into large C-terminal three quarter fragments and shorter N-terminal one quarter fragments (By similarity).