MTHFD1

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An Error has occurred retrieving Wikidata item for infobox Methylenetetrahydrofolate dehydrogenase, cyclohydrolase and formyltetrahydrofolate synthetase 1 (MTHFD1) is a gene located in humans on chromosome 14[1] that encodes a protein, C-1-tetrahydrofolate synthase, cytoplasmic also known as C1-THF synthase, with three distinct enzymatic activities.[2][3][4]

Function

This gene encodes a protein that possesses three distinct enzymatic activities, methylenetetrahydrofolate dehydrogenase (1.5.1.5), methenyltetrahydrofolate cyclohydrolase (3.5.4.9) and formate–tetrahydrofolate ligase (6.3.4.3). Each of these activities catalyzes one of three sequential reactions in the interconversion of 1-carbon derivatives of tetrahydrofolate, which are substrates for methionine, thymidylate, and de novo purine syntheses. The trifunctional enzymatic activities are conferred by two major domains, an aminoterminal portion containing the dehydrogenase and cyclohydrolase activities and a larger synthetase domain.[4][5]

Clinical significance

Mutations of the MTHFD1 gene may cause methylenetetrahydrofolate dehydrogenase 1 deficiency, also known as combined immunodeficiency and megaloblastic anemia with or without hyperhomocysteinemia (CIMAH).[5]

References

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  1. ^ Page Module:Citation/CS1/styles.css has no content."Symbol report for MTHFD1". HUGO. HUGO Gene Nomenclature Committee. Retrieved 13 March 2024.
  2. ^ Page Module:Citation/CS1/styles.css has no content.Hum DW, Bell AW, Rozen R, MacKenzie RE (November 1988). "Primary structure of a human trifunctional enzyme. Isolation of a cDNA encoding methylenetetrahydrofolate dehydrogenase-methenyltetrahydrofolate cyclohydrolase-formyltetrahydrofolate synthetase". The Journal of Biological Chemistry. 263 (31): 15946–15950. doi:10.1016/S0021-9258(18)37540-9. PMID 3053686.
  3. ^ Page Module:Citation/CS1/styles.css has no content.Rozen R, Barton D, Du J, Hum DW, MacKenzie RE, Francke U (June 1989). "Chromosomal localization of the gene for the human trifunctional enzyme, methylenetetrahydrofolate dehydrogenase-methenyltetrahydrofolate cyclohydrolase-formyltetrahydrofolate synthetase". American Journal of Human Genetics. 44 (6): 781–786. PMC 1715669. PMID 2786332.
  4. ^ a b Page Module:Citation/CS1/styles.css has no content."Entrez Gene: MTHFD1 methylenetetrahydrofolate dehydrogenase (NADP+ dependent) 1, methenyltetrahydrofolate cyclohydrolase, formyltetrahydrofolate synthetase".
  5. ^ a b Page Module:Citation/CS1/styles.css has no content.Watkins D, Schwartzentruber JA, Ganesh J, Orange JS, Kaplan BS, Nunez LD, et al. (September 2011). "Novel inborn error of folate metabolism: identification by exome capture and sequencing of mutations in the MTHFD1 gene in a single proband". Journal of Medical Genetics. 48 (9): 590–592. doi:10.1136/jmedgenet-2011-100286. PMID 21813566. S2CID 9623450.

Further reading

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