Compound as reactive (3)
2 H+ + 24-methyldesmosterol → 24-epi-campesterol
a reduced electron donor + 24-methyldesmosterol → an oxidized electron donor + 24-epi-campesterol
NADPH + 24-methyldesmosterol + H+ → campesterol + NADP+
Compound as product (1)
24-methylenecholesterol → 24-methyldesmosterol
Reversible reaction (1)
2 H+ + 24-methyldesmosterol ↔ campesterol