The incomplete hydroxylation of individual prolyl residues in collagen.
D000596:Amino Acids / Q000032:analysis; D000818:Animals; D003094:Collagen / Q000032:analysis*; D006909:Hydroxyproline / Q000032:analysis*; D066298:In Vitro Techniques; D003012:Microbial Collagenase; D006899:Mixed Function Oxygenases; D010455:Peptides / Q000032:analysis*; D011392:Proline / Q000032:analysis*; D051381:Rats; D012867:Skin; D013710:Tendons
D000596:Amino Acids; D010455:Peptides; D003094:Collagen; D011392:Proline; D006899:Mixed Function Oxygenases; D003012:Microbial Collagenase; D006909:Hydroxyproline