. . "Converted from EntitySet in Reactome"^^ . "Reactome DB_ID: 2023662"^^ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . "3,4-Hyp Glu-Gal-Hyl-collagen propeptides"^^ .