B3Q8A6 (RSMG_RHOPT) 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:	Rpal_0295

Organism

Rhodopseudomonas palustris (strain TIE-1) [Complete proteome] [HAMAP]

Taxonomic identifier

395960 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Alphaproteobacteria › Rhizobiales › Bradyrhizobiaceae › Rhodopseudomonas

Protein attributes

Sequence length	223 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
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 – 223	223	Ribosomal RNA small subunit methyltransferase G HAMAP MF_00074		PRO_1000092646

Sequences

	Sequence		Length	Mass (Da)
	B3Q8A6 [UniParc]. Last modified September 2, 2008. Version 1. Checksum: 7BE064F18F4FCFD9	FASTA	223	24,098
	10 20 30 40 50 60 MQRAARPLVS VSDLDADKAA ALKLIPIPSA LEARLDAYVA LLQQWQAKTN LVAPSTLPQL 70 80 90 100 110 120 WTRHVADSLQ LVSLMPHARR WLDFGSGGGF PGVVLACAMA DVGGHVTLVE RIAKKAAFLR 130 140 150 160 170 180 EALRVAGAPG TVVLADIGDN VDRFPQALDC ITARAVAPLH QLIGFAEPLM TPGITKALFL 190 200 210 220 KGQDVDAELT ESTKYWKFQP KLHASLTGGQ GWIVEIDHIE RRT

References

[1]

"Complete sequence of Rhodopseudomonas palustris TIE-1." US DOE Joint Genome Institute Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Lang D., Schmutz J., Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N. , Emerson D., Newman D.K., Roden E., Richardson P. Submitted (MAY-2008) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: TIE-1.

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP001096 Genomic DNA. Translation: ACE98855.1.
RefSeq	YP_001989331.1. NC_011004.1.
3D structure databases
ProteinModelPortal	B3Q8A6.
ModBase	Search...
Protein-protein interaction databases
STRING	B3Q8A6.
Protocols and materials databases
StructuralBiologyKnowledgebase	Search...
Genome annotation databases
GeneID	6407941.
GenomeReviews	Gene locus Rpal_0295 in contig CP001096_GR.
KEGG	rpt:Rpal_0295.
PATRIC	23304946. VBIRhoPal88240_0303.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG686577.
OMA	GGQGWIV.
ProtClustDB	PRK00107.
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_RHOPT

Accession

Primary (citable) accession number: B3Q8A6

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 24, 2009
Last sequence update:	September 2, 2008
Last modified:	January 25, 2012
This is version 25 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation program

Prokaryotic Protein Annotation Program