Burton, E.G. and Sakami, W. (1969). „The formation of methionine from the monoglutamate form of methyltetrahydrofolate by higher plants”. Biochem. Biophys. Res. Commun.36: 228-234. PMID5799642.
Foster, M.A., Dilworth, M.J. and Woods, D.D. (1964). „Cobalamin and the synthesis of methionine by Escherichia coli”. Nature201: 39-42. PMID14085561.
Taylor, R.T. (1971). „Escherichia coli B N 5 -methyltetrahydrofolate-homocysteine cobalamin methyltransferase: gel-filtration behavior of apoenzyme and holoenzymes”. Biochim. Biophys. Acta242: 355-364. PMID4946148.
Jarrett, J.T., Huang, S. and Matthews, R.G. (1998). „Methionine synthase exists in two distinct conformations that differ in reactivity toward methyltetrahydrofolate, adenosylmethionine, and flavodoxin”. Biochemistry37: 5372-5382. PMID9548919.
Hall, D.A., Jordan-Starck, T.C., Loo, R.O., Ludwig, M.L. and Matthews, R.G. (2000). „Interaction of flavodoxin with cobalamin-dependent methionine synthase”. Biochemistry39: 10711-10719. PMID10978155.
Bandarian, V., Pattridge, K.A., Lennon, B.W., Huddler, D.P., Matthews, R.G. and Ludwig, M.L. (2002). „Domain alternation switches B12-dependent methionine synthase to the activation conformation”. Nat. Struct. Biol.9: 53-56. PMID11731805.