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2.1.1.199: 16S rRNA (cytosine1402-N4)-methyltransferase

This is an abbreviated version!
For detailed information about 16S rRNA (cytosine1402-N4)-methyltransferase, go to the full flat file.

Reaction

S-adenosyl-L-methionine
+
cytosine1402 in 16S rRNA
=
S-adenosyl-L-homocysteine
+
N4-methylcytosine1402 in 16S rRNA

Synonyms

methyltransferase RsmH, mraW, RsmH

ECTree

     2 Transferases
         2.1 Transferring one-carbon groups
             2.1.1 Methyltransferases
                2.1.1.199 16S rRNA (cytosine1402-N4)-methyltransferase

Systematic Name

Systematic Name on EC 2.1.1.199 - 16S rRNA (cytosine1402-N4)-methyltransferase

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SYSTEMATIC NAME
IUBMB Comments
S-adenosyl-L-methionine:16S rRNA (cytosine1402-N4)-methyltransferase
RsmH catalyses the N4-methylation of cytosine1402 and RsmI (EC 2.1.1.198) catalyses the 2'-O-methylation of cytosine1402 in 16S rRNA. Both methylations are necessary for efficient translation initiation at the UUG and GUG codons.