Enzymatic reactions [BR:br08201]
1. Oxidoreductase reactions
1.5 Acting on the CH-NH group of donors
1.5.5 With a quinone or similar compound as acceptor
1.5.5.3
R03295 Hydroxyproline + Quinone <=> L-1-Pyrroline-3-hydroxy-5-carboxylate + Hydroquinone