2.1.1.215: tRNA (guanine26-N2/guanine27-N2)-dimethyltransferase
This is an abbreviated version!
For detailed information about tRNA (guanine26-N2/guanine27-N2)-dimethyltransferase, go to the full flat file.
Reaction
4 S-adenosyl-L-methionine + = 4 S-adenosyl-L-homocysteine +
Synonyms
EC 2.1.1.32, multisite-specific tRNA methyltransferase, Trm1, Trm1[tRNA (m2(2)G26) methyltransferase], tRNA (m2(2)G26) methyltransferase, tRNA (N2,N2-guanine)-dimethyltransferase, tRNA:m22G26-methyltransferase
ECTree
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Systematic Name
Systematic Name on EC 2.1.1.215 - tRNA (guanine26-N2/guanine27-N2)-dimethyltransferase
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S-adenosyl-L-methionine:tRNA (guanine26-N2/guanine27-N2)-dimethyltransferase
The enzyme from Aquifex aeolicus is similar to the TRM1 methyltransferases of archaea and eukarya (see EC 2.1.1.216, tRNA (guanine26-N2)-dimethyltransferase). However, it catalyses the double methylation of guanines at both positions 26 and 27 of tRNA.