procollagen /pro·col·la·gen/ (-kol´ah-jen) the precursor molecule of collagen, synthesized in the fibroblast, osteoblast, etc., and cleaved to form collagen extracellularly.
pro·col·la·gen (pr -k l  -jn)n. The soluble precursor of collagen possibly formed by fibroblasts in the process of collagen synthesis. |
procollagen
the precursor of collagen, synthesized in osteoblasts and fibroblasts and subsequently converted to form collagen by procollagen peptidase.
procollagen N-peptidase
one of the enzymes involved in the conversion of procollagen to collagen. There is inadequate activity of this enzyme in osteogenesis imperfecta, dermatosparaxis.
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