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Q037Y3 (TRMB_LACC3) Reviewed, UniProtKB/Swiss-Prot

Last modified April 16, 2014. Version 52. 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:LSEI_1716
OrganismLactobacillus casei (strain ATCC 334) [Complete proteome] [HAMAP]
Taxonomic identifier321967 [NCBI]
Taxonomic lineageBacteriaFirmicutesBacilliLactobacillalesLactobacillaceaeLactobacillus

Protein attributes

Sequence length214 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 – 214214tRNA (guanine-N(7)-)-methyltransferase HAMAP-Rule MF_01057
PRO_0000288162

Regions

Region124 – 1296Interaction with RNA Potential
Region192 – 1954Substrate binding By similarity

Sites

Active site1181 By similarity
Binding site441S-adenosyl-L-methionine By similarity
Binding site691S-adenosyl-L-methionine By similarity
Binding site961S-adenosyl-L-methionine By similarity
Binding site1181S-adenosyl-L-methionine By similarity
Binding site1221Substrate By similarity
Binding site1541Substrate By similarity

Sequences

Sequence LengthMass (Da)Tools
Q037Y3 [UniParc].

Last modified November 14, 2006. Version 1.
Checksum: 90C92FF395A5787D

FASTA21424,946
        10         20         30         40         50         60 
MRLRNKQWAK PLILAHPEMI LVRPEKMQGH WQSRFDQARP LYLEVGSGKG QFIVEMAKTH 

        70         80         90        100        110        120 
PDRNFIALEL QEAAVAMILK KQVALKLPNL QLVLGDGADL TDYFSEGEID GLFLNFSDPW 

       130        140        150        160        170        180 
PKTRHEKRRL TYRDFLRQYQ AIMKPDALLQ FKTDNQGLFE YSLVSMNHFG MTFDLVSLNL 

       190        200        210 
HHDKRVTDNV PTEYEEKFSA DGGRIYELVA HFKH 

« Hide

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
CP000423 Genomic DNA. Translation: ABJ70489.1.
RefSeqYP_806931.1. NC_008526.1.

3D structure databases

ProteinModelPortalQ037Y3.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING321967.LSEI_1716.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaABJ70489; ABJ70489; LSEI_1716.
GeneID4420161.
KEGGlca:LSEI_1716.
PATRIC22207161. VBILacCas62221_1696.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG0220.
HOGENOMHOG000251689.
KOK03439.
OMAKTDDDEL.
OrthoDBEOG6K6VBC.
ProtClustDBPRK00121.

Enzyme and pathway databases

BioCycLCAS321967:GH4S-1715-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_LACC3
AccessionPrimary (citable) accession number: Q037Y3
Entry history
Integrated into UniProtKB/Swiss-Prot: May 29, 2007
Last sequence update: November 14, 2006
Last modified: April 16, 2014
This is version 52 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