Q2RN75 (RSMG_RHORT) Reviewed, UniProtKB/Swiss-Prot

Names and origin

Protein names

Recommended name:
Ribosomal RNA small subunit methyltransferase G
EC=2.1.1.170

Alternative name(s):
16S rRNA 7-methylguanosine methyltransferase
Short name=16S rRNA m7G methyltransferase

Gene names

Name:	rsmG
Ordered Locus Names:	Rru_A3626

Organism

Rhodospirillum rubrum (strain ATCC 11170 / NCIB 8255)

Taxonomic identifier

269796 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhodospirillales › Rhodospirillaceae › Rhodospirillum

Protein attributes

Sequence length	201 AA.
Sequence status	Complete.
Protein existence	Inferred from homology

General annotation (Comments)

Function	Specifically methylates the N7 position of guanosine in position 527 of 16S rRNA By similarity. HAMAP MF_00074
Catalytic activity	S-adenosyl-L-methionine + guanosine(527) in 16S rRNA = S-adenosyl-L-homocysteine + N(7)-methylguanosine(527) in 16S rRNA. HAMAP MF_00074
Subcellular location	Cytoplasm Potential HAMAP MF_00074.
Sequence similarities	Belongs to the methyltransferase superfamily. RNA methyltransferase RsmG family.

Ontologies

Keywords
Biological process	rRNA processing
Cellular component	Cytoplasm
Ligand	S-adenosyl-L-methionine
Molecular function	Methyltransferase Transferase
Technical term	Complete proteome Reference proteome
Gene Ontology (GO)
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	rRNA methyltransferase activity Inferred from electronic annotation. Source: InterPro
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 201	201	Ribosomal RNA small subunit methyltransferase G HAMAP MF_00074		PRO_0000335416

Sequences

	Sequence		Length	Mass (Da)
	Q2RN75 [UniParc]. Last modified January 24, 2006. Version 1. Checksum: ED18219AA306EB62	FASTA	201	22,002
	10 20 30 40 50 60 MTPEAFAADV PVSRETVERL EAYLAVLEKW QRRINLVGKT TLDDPWRRHF LDSAQLLALL 70 80 90 100 110 120 PTPTRVLLDL GSGAGFPGLV LAILGVPEVH LVEADGRKSA FLIEAARITN TRIVLHTLRL 130 140 150 160 170 180 EALPVFPVDV VTARAFAPLA RILEGAAPFL LAGAQGVFLK GQSVDDELTE AQSQWTMSVE 190 200 RFASRSDPTG HILRIGEIHR A

References

[1]

"Complete sequence of the chromosome of Rhodospirillum rubrum ATCC 11170." Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina T., Hammon N., Israni S., Pitluck S., Munk A.C., Brettin T., Bruce D., Han C., Tapia R., Gilna P., Schmutz J., Larimer F., Land M. , Kyrpides N., Mavrommatis K., Richardson P., Zhang Y., Roberts G., Reslewic S., Zhou S., Schwartz D.C. Submitted (DEC-2005) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: ATCC 11170 / NCIB 8255.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000230 Genomic DNA. Translation: ABC24420.1.
RefSeq	YP_428707.1. NC_007643.1.
3D structure databases
ProteinModelPortal	Q2RN75.
ModBase	Search...
Protein-protein interaction databases
STRING	Q2RN75.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	3837082.
GenomeReviews	Gene locus Rru_A3626 in contig CP000230_GR.
KEGG	rru:Rru_A3626.
NMPDR	fig|1085.1.peg.1290.
PATRIC	23331060. VBIRhoRub82919_3747.
Phylogenomic databases
eggNOG	COG0357.
HOGENOM	HBG686577.
OMA	GGQGWIV.
Enzyme and pathway databases
BioCyc	RRUB269796:RRU_A3626-MONOMER.
Family and domain databases
HAMAP	MF_00074. 16SrRNA_methyltr_G. [Tree]
InterPro	IPR003682. rRNA_ssu_MeTfrase_G. [Graphical view]
KO	K03501.
Pfam	PF02527. GidB. 1 hit. [Graphical view]
PIRSF	PIRSF003078. GidB. 1 hit.
TIGRFAMs	TIGR00138. GidB. 1 hit.
ProtoNet	Search...

Entry information

Entry name

RSMG_RHORT

Accession

Primary (citable) accession number: Q2RN75

Entry history

Integrated into UniProtKB/Swiss-Prot:	May 20, 2008
Last sequence update:	January 24, 2006
Last modified:	January 25, 2012
This is version 41 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program