UniProt Accession

 RSMG_ECOLI; P0A6U5; P17113; Q2M858 

Genbank Protein ID

 X01631; L10328; U00096; AP009048; X01383 

Genbank Nucleotide ID

 CAA25774.1; AAA62092.1; AAC76763.1; BAE77548.1; CAA25639.1 

Protein Name

 Ribosomal RNA small subunit methyltransferase G 

Protein Synonyms/Alias

 16S rRNA 7-methylguanosine methyltransferase; 16S rRNA m7G methyltransferase; Glucose-inhibited division protein B 

Gene Name

 rsmG 

Gene Synonyms/Alias

 gidB; b3740; JW3718 

Created Date

 July 27, 2013 

Organism

 Escherichia coli (strain K12) 

NCBI Taxa ID

 83333 

Lysine Modification

Position	Peptide	Type	References
4	****MLNKLSLLLKD	acetylation	[1]
10	NKLSLLLKDAGISLT	acetylation	[1]
21	ISLTDHQKNQLIAYV	acetylation	[1]
33	AYVNMLHKWNKAYNL	acetylation	[1]
36	NMLHKWNKAYNLTSV	acetylation	[1]
100	TLLDSLGKRVRFLRQ	acetylation	[1]
113	RQVQHELKLENIEPV	acetylation	[1]

Reference

 [1] Acetyl-Phosphate Is a Critical Determinant of Lysine Acetylation in E. coli.
 Weinert BT, Iesmantavicius V, Wagner SA, Schölz C, Gummesson B, Beli P, Nyström T, Choudhary C.
 Mol Cell. 2013 Jul 25;51(2):265-72. [PMID: 23830618] 

Functional Description

 Specifically methylates the N7 position of guanine in position 527 of 16S rRNA. Requires the intact 30S subunit for methylation. 

Sequence Annotation

 REGION 124 125 S-adenosyl-L-methionine binding (By
 BINDING 73 73 S-adenosyl-L-methionine; via carbonyl
 BINDING 78 78 S-adenosyl-L-methionine; via carbonyl
 BINDING 139 139 S-adenosyl-L-methionine (By similarity).  

Keyword

 3D-structure; Complete proteome; Cytoplasm; Methyltransferase; Reference proteome; rRNA processing; S-adenosyl-L-methionine; Transferase. 

Sequence Source

 UniProt (SWISSPROT/TrEMBL); GenBank; EMBL 

Protein Length

 207 AA 

Protein Sequence

Gene Ontology

 GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
 GO:0070043; F:rRNA (guanine-N7-)-methyltransferase activity; IDA:EcoCyc. 

Interpro

 IPR003682; rRNA_ssu_MeTfrase_G. 

Pfam

 PF02527; GidB 

SMART

  

PROSITE

  

PRINTS