Reviewed, UniProtKB/Swiss-Prot B1XG88 (RLMG_ECODH)

Names and origin

Protein names

Recommended name:
    Ribosomal RNA large subunit methyltransferase G
    EC=2.1.1.52
Alternative name(s):
    rRNA (guanine-N(2)-)-methyltransferase rlmG
    23S rRNA m2G1835 methyltransferase

Gene names

Name:	rlmG
Ordered Locus Names:	ECDH10B_3259

Organism

Escherichia coli (strain K12 / DH10B) [Complete proteome] [HAMAP]

Taxonomic identifier

316385 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Enterobacteriales › Enterobacteriaceae › Escherichia

Protein attributes

Sequence length	378 AA.
Sequence status	Complete.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Specifically methylates the guanosine in position 1835 (m2G1835) of 23S rRNA By similarity. HAMAP MF_01859
Catalytic activity	S-adenosyl-L-methionine + rRNA = S-adenosyl-L-homocysteine + rRNA containing N(2)-methylguanine. HAMAP MF_01859
Subcellular location	Cytoplasm Potential HAMAP MF_01859.
Sequence similarities	Belongs to the methyltransferase superfamily. RlmG 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)
Biological process	rRNA methylation Inferred from electronic annotation. Source: HAMAP
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	nucleic acid binding Inferred from electronic annotation. Source: InterPro rRNA (guanine-N2-)-methyltransferase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 378	378	Ribosomal RNA large subunit methyltransferase G HAMAP MF_01859		PRO_0000366456

Sequences

	Sequence		Length	Mass (Da)
	B1XG88-1 [UniParc]. Last modified May 20, 2008. Version 1. Checksum: 0496E8BBD36FFB2C	FASTA	378	42,331
	10 20 30 40 50 60 MSHLDNGFRS LTLQRFPATD DVNPLQAWEA ADEYLLQQLD DTEIRGPVLI LNDAFGALSC 70 80 90 100 110 120 ALAEHKPYSI GDSYISELAT RENLRLNGID ESSVKFLDST ADYPQQPGVV LIKVPKTLAL 130 140 150 160 170 180 LEQQLRALRK VVTSDTRIIA GAKARDIHTS TLELFEKVLG PTTTTLAWKK ARLINCTFNE 190 200 210 220 230 240 PQLADAPQTV SWKLEGTDWT IHNHANVFSR TGLDIGARFF MQHLPENLEG EIVDLGCGNG 250 260 270 280 290 300 VIGLTLLDKN PQAKVVFVDE SPMAVASSRL NVETNMPEAL DRCEFMINNA LSGVEPFRFN 310 320 330 340 350 360 AVLCNPPFHQ QHALTDNVAW EMFHHARRCL KINGELYIVA NRHLDYFHKL KKIFGNCTTI 370 ATNNKFVVLK AVKLGRRR

References

[1]

"The complete genome sequence of Escherichia coli DH10B: insights into the biology of a laboratory workhorse." Durfee T., Nelson R., Baldwin S., Plunkett G. III, Burland V., Mau B., Petrosino J.F., Qin X., Muzny D.M., Ayele M., Gibbs R.A., Csorgo B., Posfai G., Weinstock G.M., Blattner F.R. J. Bacteriol. 190:2597-2606(2008) [PubMed: 18245285] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBL GenBank DDBJ	CP000948 Genomic DNA. Translation: ACB04168.1.
RefSeq	YP_001731946.1.
3D structure databases
SMR	B1XG88. Positions 27-372.
ModBase	Search...
Genome annotation databases
GeneID	6060967.
GenomeReviews	Gene locus ECDH10B_3259 in contig CP000948_GR.
KEGG	ecd:ECDH10B_3259.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG321931.
OMA	CGNGVLG.
Family and domain databases
HAMAP	MF_01859. 23SrRNA_methyltr_G. [Tree]
InterPro	IPR002052. DNA_methylase_N6_adenine_CS. IPR017237. rRNA_m2G-MeTrfase_RsmD. IPR007848. Small_mtfrase. [Graphical view]
Pfam	PF05175. MTS. 1 hit. [Graphical view]
PIRSF	PIRSF037565. RRNA_m2G_Mtase_RsmD_prd. 1 hit.
ProtoNet	Search...

Entry information

Entry name

RLMG_ECODH

Accession

Primary (citable) accession number: B1XG88

Entry history

Integrated into UniProtKB/Swiss-Prot:	March 24, 2009
Last sequence update:	May 20, 2008
Last modified:	January 19, 2010
This is version 14 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)