TRNA pseudouridine31 synthase

TRNA pseudouridine³¹ synthase (EC 5.4.99.42, Pus6p) is an enzyme with systematic name tRNA-uridine³¹ uracil mutase.^[1] This enzyme catalyses the following chemical reaction

tRNA uridine³¹

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tRNA pseudouridine³¹

The enzyme specifically acts on uridine³¹ in tRNA.

References

↑ Ansmant, I.; Motorin, Y.; Massenet, S.; Grosjean, H.; Branlant, C. (2001). "Identification and characterization of the tRNA:Ψ³¹-synthase (Pus6p) of Saccharomyces cerevisiae". J. Biol. Chem. 276: 34934–34940. doi:10.1074/jbc.m103131200. PMID 11406626.

Isomerase: mutases (EC 5.4)

5.4.1 Acyl Groups	Lysolecithin acylmutase Precorrin-8X methylmutase

5.4.2 Phosphomutases	Phosphoglycerate mutase Bisphosphoglycerate mutase Phosphoglucomutase Phosphomannomutase PMM1 PMM2

5.4.99 Other groups	Methylmalonyl-CoA mutase Lanosterol synthase

Enzymes

Activity	Active site Binding site Catalytic triad Oxyanion hole Enzyme promiscuity Catalytically perfect enzyme Coenzyme Cofactor Enzyme catalysis Enzyme kinetics Lineweaver–Burk plot Michaelis–Menten kinetics

Regulation	Allosteric regulation Cooperativity Enzyme inhibitor

Classification	EC number Enzyme superfamily Enzyme family List of enzymes

Types	EC1 Oxidoreductases (list) EC2 Transferases (list) EC3 Hydrolases (list) EC4 Lyases (list) EC5 Isomerases (list) EC6 Ligases (list)

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