PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8339543-3 1993 Although most of the hydroxy-[14]proline derived from the intracellular degradation of newly synthesized collagen in prolidase-deficient fibroblasts occurred in imidodipeptides, with a similar chromatographic profile to those occurring in the patient"s urine, the proportion of collagen undergoing such degradation was as in control cells. hydroxy-[14]proline 21-40 peptidase D Homo sapiens 117-126