The Enzyme Database

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EC 1.14.11.42     
Accepted name: tRNAPhe (7-(3-amino-3-carboxypropyl)wyosine37-C2)-hydroxylase
Reaction: 7-(3-amino-3-carboxypropyl)wyosine37 in tRNAPhe + 2-oxoglutarate + O2 = 7-(2-hydroxy-3-amino-3-carboxypropyl)wyosine37 in tRNAPhe + succinate + CO2
For diagram of wyosine biosynthesis, click here
Glossary: 7-(3-amino-3-carboxypropyl)wyosine = 7-[(3S)-3-amino-3-carboxypropyl]-4,6-dimethyl-3-(-D-ribofuranosyl)-3,4-dihydro-9H-imidazo[1,2-a]purin-9-one
7-(2-hydroxy-3-amino-3-carboxypropyl)wyosine = 4-[4,6-dimethyl-9-oxo-3-(-D-ribofuranosyl)-4,9-dihydro-3H-imidazo[1,2-a]purin-7-yl]-L-threonine
Other name(s): TYW5; tRNA yW-synthesizing enzyme 5
Systematic name: tRNAPhe 7-(3-amino-3-carboxypropyl)wyosine37,2-oxoglutarate:oxygen oxidoreductase (2-hydroxylating)
Comments: Requires Fe2+. The enzyme is not active with wybutosine.
Links to other databases: BRENDA, EXPASY, KEGG, MetaCyc
References:
1.  Noma, A., Ishitani, R., Kato, M., Nagao, A., Nureki, O. and Suzuki, T. Expanding role of the jumonji C domain as an RNA hydroxylase. J. Biol. Chem. 285 (2010) 34503–34507. [PMID: 20739293]
2.  Kato, M., Araiso, Y., Noma, A., Nagao, A., Suzuki, T., Ishitani, R. and Nureki, O. Crystal structure of a novel JmjC-domain-containing protein, TYW5, involved in tRNA modification. Nucleic Acids Res. 39 (2011) 1576–1585. [PMID: 20972222]
[EC 1.14.11.42 created 2013]
 
 


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