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Q21C37 (TRMB_RHOPB) Reviewed, UniProtKB/Swiss-Prot

Last modified June 11, 2014. Version 53. 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:RPC_0474
OrganismRhodopseudomonas palustris (strain BisB18) [Complete proteome] [HAMAP]
Taxonomic identifier316056 [NCBI]
Taxonomic lineageBacteriaProteobacteriaAlphaproteobacteriaRhizobialesBradyrhizobiaceaeRhodopseudomonas

Protein attributes

Sequence length251 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 – 251251tRNA (guanine-N(7)-)-methyltransferase HAMAP-Rule MF_01057
PRO_0000288214

Sites

Active site1431 By similarity
Binding site691S-adenosyl-L-methionine By similarity
Binding site941S-adenosyl-L-methionine By similarity
Binding site1211S-adenosyl-L-methionine By similarity
Binding site1431S-adenosyl-L-methionine By similarity
Binding site1471Substrate By similarity
Binding site1791Substrate By similarity

Sequences

Sequence LengthMass (Da)Tools
Q21C37 [UniParc].

Last modified April 18, 2006. Version 1.
Checksum: E555456A256389C2

FASTA25128,131
        10         20         30         40         50         60 
MPDPRDDDEA ATAMPERAFF GRRKGHKLRS HQADLIAELL PRLSFDLGAP APARLETLFA 

        70         80         90        100        110        120 
SGIAEVRLEI GFGGGEHLIA EALAHPTTGF IGCEPYVNGM AKILAQIEAR ELGNIRLFAG 

       130        140        150        160        170        180 
DAAELLAWAP PASLARVDLI HPDPWPKRRH WKRRFVQDTS VAAMARVLHE DGEFRFVSDI 

       190        200        210        220        230        240 
DDYCAWTLAH LLRSKEFCWT AERACDWQLP FAGYTMTRYG RKAEREGRRA AYLHFRRAAA 

       250 
APNDRAKAGE L 

« Hide

References

[1]"Complete sequence of Rhodopseudomonas palustris BisB18."
US DOE Joint Genome Institute
Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C., Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S., Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M. expand/collapse author list , Hauser L., Pelletier D.A., Kyrpides N., Anderson I., Oda Y., Harwood C.S., Richardson P.
Submitted (MAR-2006) to the EMBL/GenBank/DDBJ databases
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: BisB18.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
CP000301 Genomic DNA. Translation: ABD86049.1.
RefSeqYP_530368.1. NC_007925.1.

3D structure databases

ProteinModelPortalQ21C37.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING316056.RPC_0474.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaABD86049; ABD86049; RPC_0474.
GeneID3970236.
KEGGrpc:RPC_0474.
PATRIC23265552. VBIRhoPal29154_0487.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG0220.
HOGENOMHOG000073969.
KOK03439.
OMARAFYGRR.
OrthoDBEOG6K6VBC.

Enzyme and pathway databases

BioCycRPAL316056:GH3E-481-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_RHOPB
AccessionPrimary (citable) accession number: Q21C37
Entry history
Integrated into UniProtKB/Swiss-Prot: May 29, 2007
Last sequence update: April 18, 2006
Last modified: June 11, 2014
This is version 53 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