procollagen-proline 4-dioxygenase activity https://github.com/geneontology/go-ontology/issues/30193 collagen proline hydroxylase activity procollagen-L-proline,2-oxoglutarate:oxygen oxidoreductase (4-hydroxylating) activity proline,2-oxoglutarate 4-dioxygenase activity procollagen-proline,2-oxoglutarate-4-dioxygenase activity protocollagen proline 4-hydroxylase activity protocollagen prolyl hydroxylase activity peptidyl proline hydroxylase activity Reactome:R-HSA-1650808 proline hydroxylase activity protocollagen hydroxylase activity MetaCyc:1.14.11.2-RXN proline, 2-oxoglutarate dioxygenase activity prolylprotocollagen dioxygenase activity proline protocollagen hydroxylase activity molecular_function protocollagen proline dioxygenase activity Catalysis of the reaction: procollagen L-proline + 2-oxoglutarate + O2 = procollagen trans-4-hydroxy-L-proline + succinate + CO2. GO:0004656 hydroxylase, collagen proline activity prolyl hydroxylase activity KEGG_REACTION:R03219 protocollagen proline hydroxylase activity EC:1.14.11.2 RHEA:18945 prolyl-glycyl-peptide, 2-oxoglutarate:oxygen oxidoreductase, 4-hydroxylating activity prolylprotocollagen hydroxylase activity prolyl 4-hydroxylase activity procollagen-proline dioxygenase activity peptidyl-proline 4-dioxygenase activity