KEGG   ENZYME: 3.5.4.35
Entry
EC 3.5.4.35                 Enzyme                                 
Name
tRNA(cytosine8) deaminase;
CDAT8
Class
Hydrolases;
Acting on carbon-nitrogen bonds, other than peptide bonds;
In cyclic amidines
Sysname
tRNA(cytosine8) aminohydrolase
Reaction(IUBMB)
cytosine8 in tRNA + H2O = uracil8 in tRNA + NH3 [RN:R10232]
Reaction(KEGG)
R10232
Substrate
cytosine8 in tRNA;
H2O [CPD:C00001]
Product
uracil8 in tRNA;
NH3 [CPD:C00014]
Comment
The enzyme from Methanopyrus kandleri specifically catalyses the deamination of cytosine at position 8 of tRNA in 30 different tRNAs. This cytosine-to-uracil editing guarantees the proper folding and functionality of the tRNAs.
History
EC 3.5.4.35 created 2013
Orthology
K16930  tRNA(cytosine8) deaminase
Genes
MKAMK0935
Reference
1  [PMID:19407206]
  Authors
Randau L, Stanley BJ, Kohlway A, Mechta S, Xiong Y, Soll D
  Title
A cytidine deaminase edits C to U in transfer RNAs in Archaea.
  Journal
Science 324:657-9 (2009)
DOI:10.1126/science.1170123
  Sequence
[mka:MK0935]
Other DBs
ExplorEnz - The Enzyme Database: 3.5.4.35
IUBMB Enzyme Nomenclature: 3.5.4.35
ExPASy - ENZYME nomenclature database: 3.5.4.35
BRENDA, the Enzyme Database: 3.5.4.35

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