
Keywords: GCPII, glutamate carboxypeptidase II; RFC1, reduced folate carrier 1; cSHMT, cytosolic serine hydroxymethyl transferase; TYMS, thymidylate synthase; MTHFR, methylene tetrahydrofolate reductase; MTR, methionine synthase; MTRR, methionine synthase reductase