-METINT pyr nadh accoa -METEXT etoh ac for glc lac co2 -ENZIRREV R1 R2 R3 R4 R5 R6 -ENZREV -CAT R1: 0.5 glc = nadh + pyr R2: pyr + nadh = lac R3: pyr = nadh + accoa + co2 R4: pyr = for + accoa R5: accoa = ac R6: accoa + 2 nadh = etoh