. . . . . . . . "Collagen alpha-1(XX) chain" . "23"^^ . . "1297"^^ . . "Mature protein occurs in NX_Q9P218-2 at amino acids 23 - 1297." . . . . . "neXtProt gold" . . . . . . . . . "2014-09-19T00:00:00.0Z"^^ . . . "neXtProt database" . "CALIPHO project" . . . . . "4" . . .