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A2C073 (TRMB_PROM1) Reviewed, UniProtKB/Swiss-Prot

Last modified June 11, 2014. Version 45. 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:NATL1_03191
OrganismProchlorococcus marinus (strain NATL1A) [Complete proteome] [HAMAP]
Taxonomic identifier167555 [NCBI]
Taxonomic lineageBacteriaCyanobacteriaProchloralesProchlorococcaceaeProchlorococcus

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_0000288201

Sites

Active site1131 By similarity
Binding site351S-adenosyl-L-methionine By similarity
Binding site601S-adenosyl-L-methionine By similarity
Binding site871S-adenosyl-L-methionine By similarity
Binding site1131S-adenosyl-L-methionine By similarity
Binding site1171Substrate By similarity
Binding site1491Substrate By similarity

Sequences

Sequence LengthMass (Da)Tools
A2C073 [UniParc].

Last modified February 20, 2007. Version 1.
Checksum: B0C47492FBE79584

FASTA21425,428
        10         20         30         40         50         60 
MRQHVNPLSQ FFQLPLSLPS KNILFEKSHY PIHLDIGSAK GEFLIELATK YPDWNFVGLE 

        70         80         90        100        110        120 
IREPLVSLCE KKRRKLELTN LKFLFCNVNV SLDEWLSDLD FGQLKRVSIQ FPDPWFKRKH 

       130        140        150        160        170        180 
FKRRVLNTNI LNSIAKSMSK DGEIFIQSDI LKLIEYMTNT IDENRYFTRK NVGDLRSIDK 

       190        200        210 
NPYDVMTDRE IFSLKKNLLI YRVMYIRNSL LFTN 

« Hide

References

[1]"Patterns and implications of gene gain and loss in the evolution of Prochlorococcus."
Kettler G.C., Martiny A.C., Huang K., Zucker J., Coleman M.L., Rodrigue S., Chen F., Lapidus A., Ferriera S., Johnson J., Steglich C., Church G.M., Richardson P., Chisholm S.W.
PLoS Genet. 3:2515-2528(2007) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: NATL1A.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
CP000553 Genomic DNA. Translation: ABM74883.1.
RefSeqYP_001014148.1. NC_008819.1.

3D structure databases

ProteinModelPortalA2C073.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING167555.NATL1_03191.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaABM74883; ABM74883; NATL1_03191.
GeneID4780488.
KEGGpme:NATL1_03191.
PATRIC23018163. VBIProMar31285_0326.

Organism-specific databases

CMRSearch...

Phylogenomic databases

eggNOGCOG0220.
HOGENOMHOG000237936.
KOK03439.
OMAVIQPEFI.
OrthoDBEOG6K6VBC.

Enzyme and pathway databases

BioCycPMAR167555:GI3K-324-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_PROM1
AccessionPrimary (citable) accession number: A2C073
Entry history
Integrated into UniProtKB/Swiss-Prot: May 29, 2007
Last sequence update: February 20, 2007
Last modified: June 11, 2014
This is version 45 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