. . "Reactome DB_ID: 2173266"^^ . . . . . "COL23A1"^^ . "CONA1_HUMAN"^^ . "3,4-hydroxyprolyl-collagen alpha-1(XXIII) chain"^^ . "3,4-Hyp Glu-Gal-Hyl-collagen alpha-1(XXIII) chain"^^ . . . . . . . . .