[methionine synthase]-cobalamin methyltransferase (cob(II)alamin reducing) activity
[methionine synthase]-cobalamin methyltransferase (cob(ii)alamin reducing) activity
methionine synthase-methylcob(I)alamin,S-adenosylhomocysteine:NADP+ oxidoreductase activity
methionine synthase-methylcob(i)alamin,s-adenosylhomocysteine:nadp+ oxidoreductase activity