>tr|D6RF21|D6RF21_HUMAN 5-methyltetrahydrofolate-homocysteine methyltransferase reductase OS=Homo sapiens OX=9606 GN=MTRR PE=1 SV=1 MRRFLLLYATQQGQAKAIAEEICEQAVVHGFSADLHCISESDKYDLKTETAPLVVVVSTT GTGDPPDTARKFVKEIQNQTLPVDFFAHLRSR