ID 1.1.2.3 DE L-lactate dehydrogenase (cytochrome). AN cytochrome b2. AN lactic acid dehydrogenase. AN L-lactate ferricytochrome c oxidoreductase. CA (S)-lactate + 2 Fe(III)-[cytochrome c] = 2 Fe(II)-[cytochrome c] + 2 H(+) CA + pyruvate. DR B8MKR3, CYB2_TALSN ; P09437, CYB2_WICAO ; P00175, CYB2_YEAST ; //