L-lactate dehydrogenase (cytochrome) activity https://github.com/geneontology/go-ontology/issues/30193 EC:1.1.2.3 cytochrome b2 flavocytochrome b2 lactic acid dehydrogenase activity L-lactate cytochrome c oxidoreductase activity L(+)-lactate:cytochrome c oxidoreductase activity cytochrome b2 (flavin-free derivative of flavocytochrome b2) MetaCyc:L-LACTATE-DEHYDROGENASE-CYTOCHROME-RXN molecular_function L-lactate cytochrome c reductase activity lactic cytochrome c reductase activity lactate dehydrogenase (cytochrome) GO:0004460 L-lactate dehydrogenase activity Catalysis of the reaction: (S)-lactate + 2 [Fe(III)cytochrome c] = 2 [Fe(II)cytochrome c] + 2 H+ + pyruvate. dehydrogenase, lactate (cytochrome) (S)-lactate:ferricytochrome-c 2-oxidoreductase activity RHEA:19909 L-lactate ferricytochrome c oxidoreductase activity oxidoreductase activity, acting on the CH-OH group of donors, cytochrome as acceptor L-lactate dehydrogenase activity