title: Current concepts of collagen structure.
mesh_terms: D000596:Amino Acids / Q000032:analysis; D000818:Animals; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D003094:Collagen / Q000032:analysis; D003238:Connective Tissue / Q000032:analysis*; D006801:Humans; D008239:Lysine; D051381:Rats; D012995:Solubility; D014332:Tropocollagen / Q000032:analysis
chemical_list: D000596:Amino Acids; D014332:Tropocollagen; D003094:Collagen; D008239:Lysine