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A7MLY2 (TRMB_CROS8) Reviewed, UniProtKB/Swiss-Prot

Last modified April 16, 2014. Version 43. 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:ESA_00331
OrganismCronobacter sakazakii (strain ATCC BAA-894) (Enterobacter sakazakii) [Complete proteome] [HAMAP]
Taxonomic identifier290339 [NCBI]
Taxonomic lineageBacteriaProteobacteriaGammaproteobacteriaEnterobacterialesEnterobacteriaceaeCronobacter

Protein attributes

Sequence length239 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

Subunit structure

Monomer By similarity. 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 – 239239tRNA (guanine-N(7)-)-methyltransferase HAMAP-Rule MF_01057
PRO_1000064393

Regions

Region150 – 1556Interaction with RNA Potential
Region217 – 2204Substrate binding By similarity

Sites

Active site1441 By similarity
Binding site691S-adenosyl-L-methionine By similarity
Binding site941S-adenosyl-L-methionine By similarity
Binding site1211S-adenosyl-L-methionine By similarity
Binding site1441S-adenosyl-L-methionine By similarity
Binding site1481Substrate By similarity
Binding site1801Substrate By similarity

Sequences

Sequence LengthMass (Da)Tools
A7MLY2 [UniParc].

Last modified October 2, 2007. Version 1.
Checksum: 5BE484D9CFD39434

FASTA23927,184
        10         20         30         40         50         60 
MNNDVISPEF DENGRPLRRI RSFVRRQGRL TKGQQHALDH YWPVMGVEYR AEPLDLVALF 

        70         80         90        100        110        120 
GRDAPVTLEI GFGMGSSLVE MAKTNPQQNF LGIEVHSPGV GACLSAAHEE GVENLRVMCH 

       130        140        150        160        170        180 
DAVEVLEKMI PDGSLHMVQL FFPDPWHKAR HNKRRIVQVP FAQLVLRKLQ PGGVFHMATD 

       190        200        210        220        230 
WEPYAEHMLE VMSSVEGYEN LSPTQDYVPR PASRPVTKFE QRGHRLGHGV WDLMFGRVK 

« Hide

References

[1]"Genome sequence of Cronobacter sakazakii BAA-894 and comparative genomic hybridization analysis with other Cronobacter species."
Kucerova E., Clifton S.W., Xia X.Q., Long F., Porwollik S., Fulton L., Fronick C., Minx P., Kyung K., Warren W., Fulton R., Feng D., Wollam A., Shah N., Bhonagiri V., Nash W.E., Hallsworth-Pepin K., Wilson R.K., McClelland M., Forsythe S.J.
PLoS ONE 5:E9556-E9556(2010) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: ATCC BAA-894.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
CP000783 Genomic DNA. Translation: ABU75630.1.
RefSeqYP_001436466.1. NC_009778.1.

3D structure databases

ProteinModelPortalA7MLY2.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING290339.ESA_00331.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaABU75630; ABU75630; ESA_00331.
GeneID5549297.
KEGGesa:ESA_00331.
PATRIC20392944. VBICroSak107175_0294.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG0220.
HOGENOMHOG000073968.
KOK03439.
OMADNYWPVM.
OrthoDBEOG6K6VBC.
ProtClustDBPRK00121.

Enzyme and pathway databases

BioCycCSAK290339:GJ80-326-MONOMER.
UniPathwayUPA00989.

Family and domain databases

HAMAPMF_01057. tRNA_methyltr_TrmB.
InterProIPR003358. tRNA_(Gua-N-7)_MeTrfase.
[Graphical view]
PfamPF02390. Methyltransf_4. 1 hit.
[Graphical view]
TIGRFAMsTIGR00091. TIGR00091. 1 hit.
PROSITEPS51625. SAM_MT_TRMB. 1 hit.
[Graphical view]
ProtoNetSearch...

Entry information

Entry nameTRMB_CROS8
AccessionPrimary (citable) accession number: A7MLY2
Entry history
Integrated into UniProtKB/Swiss-Prot: February 5, 2008
Last sequence update: October 2, 2007
Last modified: April 16, 2014
This is version 43 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