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B2FSD1 (TRMB_STRMK) Reviewed, UniProtKB/Swiss-Prot

Last modified June 11, 2014. Version 46. Feed History...

Clusters with 100%, 90%, 50% identity | Documents (2) | Third-party data text xml rdf/xml gff fasta
to top of pageNames·Attributes·General annotation·Ontologies·Sequence annotation·Sequences·References·Cross-refs·Entry info·DocumentsCustomize order

Names and origin

Protein namesRecommended name:
tRNA (guanine-N(7)-)-methyltransferase

EC=2.1.1.33
Alternative name(s):
tRNA (guanine(46)-N(7))-methyltransferase
tRNA(m7G46)-methyltransferase
Gene names
Name:trmB
Ordered Locus Names:Smlt3776
OrganismStenotrophomonas maltophilia (strain K279a) [Complete proteome] [HAMAP]
Taxonomic identifier522373 [NCBI]
Taxonomic lineageBacteriaProteobacteriaGammaproteobacteriaXanthomonadalesXanthomonadaceaeStenotrophomonasStenotrophomonas maltophilia group

Protein attributes

Sequence length244 AA.
Sequence statusComplete.
Protein existenceInferred from homology

General annotation (Comments)

Function

Catalyzes the formation of N(7)-methylguanine at position 46 (m7G46) in tRNA By similarity. HAMAP-Rule MF_01057

Catalytic activity

S-adenosyl-L-methionine + guanine46 in tRNA = S-adenosyl-L-homocysteine + N(7)-methylguanine46 in tRNA. HAMAP-Rule MF_01057

Pathway

tRNA modification; N(7)-methylguanine-tRNA biosynthesis. HAMAP-Rule MF_01057

Sequence similarities

Belongs to the class I-like SAM-binding methyltransferase superfamily. TrmB family.

Ontologies

Keywords
   Biological processtRNA processing
   LigandS-adenosyl-L-methionine
   Molecular functionMethyltransferase
Transferase
   Technical termComplete proteome
Gene Ontology (GO)
   Molecular_functiontRNA (guanine-N7-)-methyltransferase activity

Inferred from electronic annotation. Source: UniProtKB-HAMAP

Complete GO annotation...

Sequence annotation (Features)

Feature keyPosition(s)LengthDescriptionGraphical viewFeature identifier

Molecule processing

Chain1 – 244244tRNA (guanine-N(7)-)-methyltransferase HAMAP-Rule MF_01057
PRO_1000136368

Regions

Region156 – 1616Interaction with RNA Potential
Region223 – 2264Substrate binding Potential

Sites

Active site1501 By similarity
Binding site751S-adenosyl-L-methionine By similarity
Binding site1001S-adenosyl-L-methionine By similarity
Binding site1271S-adenosyl-L-methionine By similarity
Binding site1501S-adenosyl-L-methionine By similarity
Binding site1541Substrate By similarity
Binding site1861Substrate By similarity

Sequences

Sequence LengthMass (Da)Tools
B2FSD1 [UniParc].

Last modified June 10, 2008. Version 1.
Checksum: 4ACCFC50165493A2

FASTA24427,771
        10         20         30         40         50         60 
MTNPFDSAGS KAPPKPFTVS EGRREVRSFV LRQGRFTPAQ QRAFDERWPR FGLDYTGQPR 

        70         80         90        100        110        120 
DLDATFGRPA HKVLEIGFGN GAALRFAAQH DPSRDYIGIE VHAPGVGRLL NALADDNADH 

       130        140        150        160        170        180 
VRLYHHDAVE VLQNEIADGA LDEVRIYFPD PWHKKRHNKR RLLQPAFAEL LVRKLRPGGR 

       190        200        210        220        230        240 
LHCATDWEDY AEQMWDVLDA TAGLVNRAGP RGSVPRPDWR PQTHFETRGQ KLGHGVWDLL 


YDRT 

« Hide

References

[1]"The complete genome, comparative and functional analysis of Stenotrophomonas maltophilia reveals an organism heavily shielded by drug resistance determinants."
Crossman L.C., Gould V.C., Dow J.M., Vernikos G.S., Okazaki A., Sebaihia M., Saunders D., Arrowsmith C., Carver T., Peters N., Adlem E., Kerhornou A., Lord A., Murphy L., Seeger K., Squares R., Rutter S., Quail M.A. expand/collapse author list , Rajandream M.A., Harris D., Churcher C., Bentley S.D., Parkhill J., Thomson N.R., Avison M.B.
Genome Biol. 9:R74.1-R74.13(2008) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: K279a.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
AM743169 Genomic DNA. Translation: CAQ47185.1.
RefSeqYP_001973473.1. NC_010943.1.

3D structure databases

ProteinModelPortalB2FSD1.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING522373.Smlt3776.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaCAQ47185; CAQ47185; Smlt3776.
GeneID6393264.
KEGGsml:Smlt3776.
PATRIC23703007. VBISteMal45202_3554.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG0220.
HOGENOMHOG000073968.
KOK03439.
OMAHSTLEMA.
OrthoDBEOG6K6VBC.

Enzyme and pathway databases

BioCycSMAL522373:GJE8-3652-MONOMER.
UniPathwayUPA00989.

Family and domain databases

Gene3D3.40.50.150. 1 hit.
HAMAPMF_01057. tRNA_methyltr_TrmB.
InterProIPR029063. SAM-dependent_MTases-like.
IPR003358. tRNA_(Gua-N-7)_MeTrfase.
[Graphical view]
PfamPF02390. Methyltransf_4. 1 hit.
[Graphical view]
SUPFAMSSF53335. SSF53335. 1 hit.
TIGRFAMsTIGR00091. TIGR00091. 1 hit.
PROSITEPS51625. SAM_MT_TRMB. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameTRMB_STRMK
AccessionPrimary (citable) accession number: B2FSD1
Entry history
Integrated into UniProtKB/Swiss-Prot: April 14, 2009
Last sequence update: June 10, 2008
Last modified: June 11, 2014
This is version 46 of the entry and version 1 of the sequence. [Complete history]
Entry statusReviewed (UniProtKB/Swiss-Prot)
Annotation programProkaryotic Protein Annotation Program

Relevant documents

SIMILARITY comments

Index of protein domains and families

PATHWAY comments

Index of metabolic and biosynthesis pathways