Biology:Deoxycytidylate 5-hydroxymethyltransferase

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Deoxycytidylate 5-hydroxymethyltransferase
Identifiers
EC number2.1.2.8
CAS number9012-68-4
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
Gene OntologyAmiGO / QuickGO

Deoxycytidylate 5-hydroxymethyltransferase (EC 2.1.2.8) is an enzyme that catalyzes the chemical reaction

  1. REDIRECT Template:Chemical reaction

This tetrahydrofolate–dependent enzyme catalyzes a reversible substitution of the hydroxymethyl group from the cofactor 10-formyltetrahydrofolate (5,10-CH2-THF) to deoxycytidine dihydrogen phosphate, giving 5-hydroxymethyldeoxycytidylic acid and tetrahydrofolic acid (THF). The enzyme was characterised from Escherichia coli.[1]

This enzyme belongs to the family of transferases that transfer one-carbon groups, specifically the hydroxymethyl-, formyl- and related transferases. The systematic name of this enzyme class is 5,10-methylenetetrahydrofolate:deoxycytidylate 5-hydroxymethyltransferase. Other names in common use include dCMP hydroxymethylase, d-cytidine 5'-monophosphate hydroxymethylase, deoxyCMP hydroxymethylase, deoxycytidylate hydroxymethylase, and deoxycytidylic hydroxymethylase. This enzyme participates in pyrimidine metabolism.[2]

Structural studies

As of late 2007, 3 structures have been solved for this class of enzymes, with PDB accession codes 1B49, 1B5D, and 1B5E.

References

  1. "Virus-induced acquisition of metabolic function. VII. Biosynthesis de novo of deoxycytidylate hydroxymethylase". J. Biol. Chem. 239 (9): 2957–2963. 1964. doi:10.1016/S0021-9258(18)93838-X. PMID 14217882. 
  2. Enzyme 2.1.2.8 at KEGG Pathway Database.