Cleaves the propeptides of type I and II collagen prior to fibril assembly (By similarity). Does not act on type III collagen (By similarity). Cleaves lysyl oxidase LOX at a site downstream of its propeptide cleavage site to produce a short LOX form with reduced collagen-binding activity .
Subcellular locations: Secreted, Extracellular space, Extracellular matrix
Expressed at high level in skin, bone, tendon and aorta and at low levels in thymus and brain.