
Keywords: MTR; 5-methyl tetrahydrofolate-homocysteine methyl transferase; MTHFD; methylene tetrahydrofolate dehydrogenase; MTHFC; methylene tetrahydrofolate cyclohydrolase; FTHFS; formyl tetrahydrofolate synthase; THF; tetrahydrofolate; CBS; cystathionine-beta-synt