has role citrate(4-) citrate anion citrate(3-) citrate cit(3-) 2-hydroxy-1,2,3-propanetricarboxylate 2-hydroxytricarballylate A tricarboxylic acid trianion, obtained by deprotonation of the three carboxy groups of citric acid. PDBeChem:FLC CITRATE ANION 2-hydroxypropane-1,2,3-tricarboxylate CHEBI:13999 CHEBI:42563 KEGG:C00158 CHEBI:16947 2-hydroxy-1,2,3-propanetricarboxylic acid, ion(3-) CHEBI:23321 2-hydroxy-1,2,3-propanetricarboxylate(3-) cit tricarboxylic acid trianion citrate(2-) fundamental metabolite