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Q04LW5 (TRMB_STRP2) 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:SPD_0477
OrganismStreptococcus pneumoniae serotype 2 (strain D39 / NCTC 7466) [Complete proteome] [HAMAP]
Taxonomic identifier373153 [NCBI]
Taxonomic lineageBacteriaFirmicutesBacilliLactobacillalesStreptococcaceaeStreptococcus

Protein attributes

Sequence length211 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 – 211211tRNA (guanine-N(7)-)-methyltransferase HAMAP-Rule MF_01057
PRO_0000288234

Regions

Region124 – 1296Interaction with RNA Potential
Region191 – 1944Substrate 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
Q04LW5 [UniParc].

Last modified November 14, 2006. Version 1.
Checksum: E6155B8C5E9C4485

FASTA21124,379
        10         20         30         40         50         60 
MRVRNRKGAT ELLEANPQYV VLNPLEAKAK WRDLFGNDNP IHVEVGSGKG AFVSGMAKQN 

        70         80         90        100        110        120 
PDINYIGIDI QKSVLSYALD KVLEVGVPNI KLLWVDGSDL TDYFEDGEID RLYLNFSDPW 

       130        140        150        160        170        180 
PKKRHEKRRL TYKTFLDTFK RILPENGEIH FKTDNRGLFE YSLVSFSQYG MKLNGVWLDL 

       190        200        210 
HASDFEGNVM TEYEQKFSNK GQVIYRVEAE F 

« Hide

References

[1]"Genome sequence of Avery's virulent serotype 2 strain D39 of Streptococcus pneumoniae and comparison with that of unencapsulated laboratory strain R6."
Lanie J.A., Ng W.-L., Kazmierczak K.M., Andrzejewski T.M., Davidsen T.M., Wayne K.J., Tettelin H., Glass J.I., Winkler M.E.
J. Bacteriol. 189:38-51(2007) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: D39 / NCTC 7466.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
CP000410 Genomic DNA. Translation: ABJ53918.1.
RefSeqYP_815983.1. NC_008533.1.

3D structure databases

ProteinModelPortalQ04LW5.
SMRQ04LW5. Positions 6-211.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING373153.SPD_0477.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaABJ53918; ABJ53918; SPD_0477.
GeneID4442702.
KEGGspd:SPD_0477.
PATRIC19681982. VBIStrPne27904_0531.

Organism-specific databases

CMRSearch...

Phylogenomic databases

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

Enzyme and pathway databases

BioCycSPNE373153:GIX6-477-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_STRP2
AccessionPrimary (citable) accession number: Q04LW5
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