TRNA-dihydrouridine16/17 synthase (NAD(P)+)

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TRNA-dihydrouridine16/17 synthase (NAD(P)+)
Identifiers
EC no.1.3.1.88
Databases
IntEnzIntEnz view
BRENDABRENDA entry
ExPASyNiceZyme view
KEGGKEGG entry
MetaCycmetabolic pathway
PRIAMprofile
PDB structuresRCSB PDB PDBe PDBsum
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PMCarticles
PubMedarticles
NCBIproteins

TRNA-dihydrouridine16/17 synthase (NAD(P)+) (EC 1.3.1.88, Dus1p, tRNA-dihydrouridine synthase 1) is an enzyme with systematic name tRNA-5,6-dihydrouracil16/17:NAD(P)+ oxidoreductase.[1][2] This enzyme catalyses the following chemical reaction

(1) 5,6-dihydrouracil16 in tRNA + NAD(P)+ uracil16 in tRNA + NAD(P)H + H+
(2) 5,6-dihydrouracil17 in tRNA + NAD(P)+ uracil17 in tRNA + NAD(P)H + H+

This enzyme specifically modifies uracil16 and uracil17 in tRNA.

References

  1. Xing F, Hiley SL, Hughes TR, Phizicky EM (April 2004). "The specificities of four yeast dihydrouridine synthases for cytoplasmic tRNAs". The Journal of Biological Chemistry. 279 (17): 17850–60. doi:10.1074/jbc.M401221200. PMID 14970222.
  2. Xing F, Martzen MR, Phizicky EM (March 2002). "A conserved family of Saccharomyces cerevisiae synthases effects dihydrouridine modification of tRNA". RNA. 8 (3): 370–81. doi:10.1017/S1355838202029825. PMC 1370258. PMID 12003496.

External links