[Uniprot: Q14749](http://www.uniprot.org/uniprot/Q14749)

[OMIM: Entry 606664](http://www.ncbi.nlm.nih.gov/entrez/dispomim.cgi?id=606664)

Engelke, U., van der Graaf, M., Heerschap, A., Hoenderop, S., Moolenaar, S., Morava, E., Wevers, R. Handbook of 1H-NMR spectroscopy in inborn errors of metabolism: body fluid NMR spectroscopy and in vivo MR spectroscopy (2nd ed) (2007) p.48 Heilbronn: SPS Verlagsgesellschaft

Luka Z, Cerone R, Phillips JA 3rd, Mudd HS, Wagner C: Mutations in human glycine N-methyltransferase give insights into its role in methionine metabolism. Hum Genet. 2002 Jan;110(1):68-74. doi: 10.1007/s00439-001-0648-4. Epub 2001 Dec 7.

Mudd SH, Cerone R, Schiaffino MC, Fantasia AR, Minniti G, Caruso U, Lorini R, Watkins D, Matiaszuk N, Rosenblatt DS, Schwahn B, Rozen R, LeGros L, Kotb M, Capdevila A, Luka Z, Finkelstein JD, Tangerman A, Stabler SP, Allen RH, Wagner C: Glycine N-methyltransferase deficiency: a novel inborn error causing persistent isolated hypermethioninaemia. J Inherit Metab Dis. 2001 Aug;24(4):448-64.

Luka Z, Capdevila A, Mato JM, Wagner C: A glycine N-methyltransferase knockout mouse model for humans with deficiency of this enzyme. Transgenic Res. 2006 Jun;15(3):393-7. doi: 10.1007/s11248-006-0008-1.

Lehninger, A.L. Lehninger principles of biochemistry (4th ed.)  (2005). New York: W.H Freeman.

Salway, J.G. Metabolism at a glance (3rd ed.) (2004). Alden, Mass.: Blackwell Pub.

Garrow TA, Brenner AA, Whitehead VM, Chen XN, Duncan RG, Korenberg JR, Shane B: Cloning of human cDNAs encoding mitochondrial and cytosolic serine hydroxymethyltransferases and chromosomal localization. J Biol Chem. 1993 Jun 5;268(16):11910-6.

Chave KJ, Snell K, Sanders PG: Isolation and characterisation of human genomic sequences encoding cytosolic serine hydroxymethyltransferase. Biochem Soc Trans. 1997 Feb;25(1):53S. doi: 10.1042/bst025053s.

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Goyette P, Pai A, Milos R, Frosst P, Tran P, Chen Z, Chan M, Rozen R: Gene structure of human and mouse methylenetetrahydrofolate reductase (MTHFR) Mamm Genome. 1998 Aug;9(8):652-6.

Ou CY, Stevenson RE, Brown VK, Schwartz CE, Allen WP, Khoury MJ, Rozen R, Oakley GP Jr, Adams MJ Jr: 5,10 Methylenetetrahydrofolate reductase genetic polymorphism as a risk factor for neural tube defects. Am J Med Genet. 1996 Jun 28;63(4):610-4. doi: 10.1002/(SICI)1096-8628(19960628)63:4<610::AID-AJMG15>3.0.CO;2-L.

Goyette P, Christensen B, Rosenblatt DS, Rozen R: Severe and mild mutations in cis for the methylenetetrahydrofolate reductase (MTHFR) gene, and description of five novel mutations in MTHFR. Am J Hum Genet. 1996 Dec;59(6):1268-75.

Leclerc D, Campeau E, Goyette P, Adjalla CE, Christensen B, Ross M, Eydoux P, Rosenblatt DS, Rozen R, Gravel RA: Human methionine synthase: cDNA cloning and identification of mutations in patients of the cblG complementation group of folate/cobalamin disorders. Hum Mol Genet. 1996 Dec;5(12):1867-74. doi: 10.1093/hmg/5.12.1867.

Li YN, Gulati S, Baker PJ, Brody LC, Banerjee R, Kruger WD: Cloning, mapping and RNA analysis of the human methionine synthase gene. Hum Mol Genet. 1996 Dec;5(12):1851-8. doi: 10.1093/hmg/5.12.1851.

Chen LH, Liu ML, Hwang HY, Chen LS, Korenberg J, Shane B: Human methionine synthase. cDNA cloning, gene localization, and expression. J Biol Chem. 1997 Feb 7;272(6):3628-34.

Wang J, Hegele RA: Genomic basis of cystathioninuria (MIM 219500) revealed by multiple mutations in cystathionine gamma-lyase (CTH). Hum Genet. 2003 Apr;112(4):404-8. doi: 10.1007/s00439-003-0906-8. Epub 2003 Feb 6.

Lu Y, O'Dowd BF, Orrego H, Israel Y: Cloning and nucleotide sequence of human liver cDNA encoding for cystathionine gamma-lyase. Biochem Biophys Res Commun. 1992 Dec 15;189(2):749-58. doi: 10.1016/0006-291x(92)92265-y.

Kraus JP, Oliveriusova J, Sokolova J, Kraus E, Vlcek C, de Franchis R, Maclean KN, Bao L, Bukovsk, Patterson D, Paces V, Ansorge W, Kozich V: The human cystathionine beta-synthase (CBS) gene: complete sequence, alternative splicing, and polymorphisms. Genomics. 1998 Sep 15;52(3):312-24.

Kraus JP, Janosik M, Kozich V, Mandell R, Shih V, Sperandeo MP, Sebastio G, de Franchis R, Andria G, Kluijtmans LA, Blom H, Boers GH, Gordon RB, Kamoun P, Tsai MY, Kruger WD, Koch HG, Ohura T, Gaustadnes M: Cystathionine beta-synthase mutations in homocystinuria. Hum Mutat. 1999;13(5):362-75. doi: 10.1002/(SICI)1098-1004(1999)13:5<362::AID-HUMU4>3.0.CO;2-K.

Kraus JP, Le K, Swaroop M, Ohura T, Tahara T, Rosenberg LE, Roper MD, Kozich V: Human cystathionine beta-synthase cDNA: sequence, alternative splicing and expression in cultured cells. Hum Mol Genet. 1993 Oct;2(10):1633-8. doi: 10.1093/hmg/2.10.1633.

Weisberg IS, Park E, Ballman KV, Berger P, Nunn M, Suh DS, Breksa AP 3rd, Garrow TA, Rozen R: Investigations of a common genetic variant in betaine-homocysteine methyltransferase (BHMT) in coronary artery disease. Atherosclerosis. 2003 Apr;167(2):205-14. doi: 10.1016/s0021-9150(03)00010-8.

Garrow TA: Purification, kinetic properties, and cDNA cloning of mammalian betaine-homocysteine methyltransferase. J Biol Chem. 1996 Sep 13;271(37):22831-8. doi: 10.1074/jbc.271.37.22831.

Park EI, Garrow TA: Interaction between dietary methionine and methyl donor intake on rat liver betaine-homocysteine methyltransferase gene expression and organization of the human gene. J Biol Chem. 1999 Mar 19;274(12):7816-24. doi: 10.1074/jbc.274.12.7816.

Stanley BA, Pegg AE, Holm I: Site of pyruvate formation and processing of mammalian S-adenosylmethionine decarboxylase proenzyme. J Biol Chem. 1989 Dec 15;264(35):21073-9.

Pajunen A, Crozat A, Janne OA, Ihalainen R, Laitinen PH, Stanley B, Madhubala R, Pegg AE: Structure and regulation of mammalian S-adenosylmethionine decarboxylase. J Biol Chem. 1988 Nov 15;263(32):17040-9.

Bechtel S, Rosenfelder H, Duda A, Schmidt CP, Ernst U, Wellenreuther R, Mehrle A, Schuster C, Bahr A, Blocker H, Heubner D, Hoerlein A, Michel G, Wedler H, Kohrer K, Ottenwalder B, Poustka A, Wiemann S, Schupp I: The full-ORF clone resource of the German cDNA Consortium. BMC Genomics. 2007 Oct 31;8:399. doi: 10.1186/1471-2164-8-399.

Wahlfors J, Alhonen L, Kauppinen L, Hyvonen T, Janne J, Eloranta TO: Human spermidine synthase: cloning and primary structure. DNA Cell Biol. 1990 Mar;9(2):103-10. doi: 10.1089/dna.1990.9.103.

Myohanen S, Kauppinen L, Wahlfors J, Alhonen L, Janne J: Human spermidine synthase gene: structure and chromosomal localization. DNA Cell Biol. 1991 Jul-Aug;10(6):467-74.

Gregory SG, Barlow KF, McLay KE, Kaul R, Swarbreck D, Dunham A, Scott CE, Howe KL, Woodfine K, Spencer CC, Jones MC, Gillson C, Searle S, Zhou Y, Kokocinski F, McDonald L, Evans R, Phillips K, Atkinson A, Cooper R, Jones C, Hall RE, Andrews TD, Lloyd C, Ainscough R, Almeida JP, Ambrose KD, Anderson F, Andrew RW, Ashwell RI, Aubin K, Babbage AK, Bagguley CL, Bailey J, Beasley H, Bethel G, Bird CP, Bray-Allen S, Brown JY, Brown AJ, Buckley D, Burton J, Bye J, Carder C, Chapman JC, Clark SY, Clarke G, Clee C, Cobley V, Collier RE, Corby N, Coville GJ, Davies J, Deadman R, Dunn M, Earthrowl M, Ellington AG, Errington H, Frankish A, Frankland J, French L, Garner P, Garnett J, Gay L, Ghori MR, Gibson R, Gilby LM, Gillett W, Glithero RJ, Grafham DV, Griffiths C, Griffiths-Jones S, Grocock R, Hammond S, Harrison ES, Hart E, Haugen E, Heath PD, Holmes S, Holt K, Howden PJ, Hunt AR, Hunt SE, Hunter G, Isherwood J, James R, Johnson C, Johnson D, Joy A, Kay M, Kershaw JK, Kibukawa M, Kimberley AM, King A, Knights AJ, Lad H, Laird G, Lawlor S, Leongamornlert DA, Lloyd DM, Loveland J, Lovell J, Lush MJ, Lyne R, Martin S, Mashreghi-Mohammadi M, Matthews L, Matthews NS, McLaren S, Milne S, Mistry S, Moore MJ, Nickerson T, O'Dell CN, Oliver K, Palmeiri A, Palmer SA, Parker A, Patel D, Pearce AV, Peck AI, Pelan S, Phelps K, Phillimore BJ, Plumb R, Rajan J, Raymond C, Rouse G, Saenphimmachak C, Sehra HK, Sheridan E, Shownkeen R, Sims S, Skuce CD, Smith M, Steward C, Subramanian S, Sycamore N, Tracey A, Tromans A, Van Helmond Z, Wall M, Wallis JM, White S, Whitehead SL, Wilkinson JE, Willey DL, Williams H, Wilming L, Wray PW, Wu Z, Coulson A, Vaudin M, Sulston JE, Durbin R, Hubbard T, Wooster R, Dunham I, Carter NP, McVean G, Ross MT, Harrow J, Olson MV, Beck S, Rogers J, Bentley DR, Banerjee R, Bryant SP, Burford DC, Burrill WD, Clegg SM, Dhami P, Dovey O, Faulkner LM, Gribble SM, Langford CF, Pandian RD, Porter KM, Prigmore E: The DNA sequence and biological annotation of human chromosome 1. Nature. 2006 May 18;441(7091):315-21. doi: 10.1038/nature04727.