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Q600J2 (TRMB_MYCH2) Reviewed, UniProtKB/Swiss-Prot

Last modified April 16, 2014. Version 66. 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:mhp463
OrganismMycoplasma hyopneumoniae (strain 232) [Complete proteome] [HAMAP]
Taxonomic identifier295358 [NCBI]
Taxonomic lineageBacteriaTenericutesMollicutesMycoplasmataceaeMycoplasma

Protein attributes

Sequence length201 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 – 201201tRNA (guanine-N(7)-)-methyltransferase HAMAP-Rule MF_01057
PRO_0000171353

Regions

Region180 – 1834Substrate binding Potential

Sites

Active site1061 By similarity
Binding site331S-adenosyl-L-methionine By similarity
Binding site581S-adenosyl-L-methionine By similarity
Binding site851S-adenosyl-L-methionine By similarity
Binding site1061S-adenosyl-L-methionine By similarity
Binding site1101Substrate By similarity
Binding site1421Substrate By similarity

Sequences

Sequence LengthMass (Da)Tools
Q600J2 [UniParc].

Last modified November 23, 2004. Version 1.
Checksum: 543FDC3C06B79D70

FASTA20123,700
        10         20         30         40         50         60 
MRLRNIPDAL ERIQNQNLLV KTPWNIDDSW IIEIGMGKGK MISQLAFDNP NKNFLGVEKY 

        70         80         90        100        110        120 
PSAAVKSIKY VKKYNLSNFF ILISDAKDLL DQIKGKASTI WLTFPDPWPK NRHYKRRLTY 

       130        140        150        160        170        180 
KDFLKIYANL LVKDGILKLK TDNLKFFEFS IESLKENGWK ITYQTNDLHN SLVNSSNIKT 

       190        200 
TYEEKWVNLN YKIHYLEAIF I 

« Hide

References

[1]"The genome sequence of Mycoplasma hyopneumoniae strain 232, the agent of swine mycoplasmosis."
Minion F.C., Lefkowitz E.J., Madsen M.L., Cleary B.J., Swartzell S.M., Mahairas G.G.
J. Bacteriol. 186:7123-7133(2004) [PubMed] [Europe PMC] [Abstract]
Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
Strain: 232.

Cross-references

Sequence databases

EMBL
GenBank
DDBJ
AE017332 Genomic DNA. Translation: AAV27897.1.
RefSeqYP_115973.1. NC_006360.1.

3D structure databases

ProteinModelPortalQ600J2.
ModBaseSearch...
MobiDBSearch...

Protein-protein interaction databases

STRING295358.mhp463.

Protocols and materials databases

StructuralBiologyKnowledgebaseSearch...

Genome annotation databases

EnsemblBacteriaAAV27897; AAV27897; mhp463.
GeneID3105391.
KEGGmhy:mhp463.
PATRIC20011599. VBIMycHyo77580_0503.

Organism-specific databases

CMRSearch...

Phylogenomic databases

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

Enzyme and pathway databases

BioCycMHYO295358:GH8B-488-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_MYCH2
AccessionPrimary (citable) accession number: Q600J2
Entry history
Integrated into UniProtKB/Swiss-Prot: February 15, 2005
Last sequence update: November 23, 2004
Last modified: April 16, 2014
This is version 66 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