Defective MTR does not transfer CH3 group from MeCbl to HCYS (Homo sapiens)
defective mtr does not transfer ch3 group from mecbl to hcys (homo sapiens)
Defective MTR does not transfer CH3 group from MeCbl to HCYS (Homo sapiens)
defective mtr does not transfer ch3 group from mecbl to hcys (homo sapiens)