catalytic activity:(S)-lactate + NAD(+) = pyruvate + NADH.,disease:Defects in LDHB are a cause of hereditary LDHB deficiency [MIM:150100]. LDHB deficiency is usually asymptomatic.,online information:Lactate dehydrogenase entry,pathway:Fermentation; pyruvate fermentation to lactate; (S)-lactate from pyruvate: step 1/1.,similarity:Belongs to the LDH/MDH superfamily.,similarity:Belongs to the LDH/MDH superfamily. LDH family.,subunit:Homotetramer.,
Cytoplasm. Mitochondrion inner membrane ; Peripheral membrane protein .
Predominantly expressed in aerobic tissues such as cardiac muscle.