Reviewed, UniProtKB/Swiss-Prot B7IUK0 (TRMD_BACC2)

Names and origin

Protein names

Recommended name:
    tRNA (guanine-N(1)-)-methyltransferase
    EC=2.1.1.31
Alternative name(s):
    M1G-methyltransferase
    tRNA [GM37] methyltransferase

Gene names

Name:	trmD
Ordered Locus Names:	BCG9842_B1303

Organism

Bacillus cereus (strain G9842) [Complete proteome] [HAMAP]

Taxonomic identifier

405531 [NCBI]

Taxonomic lineage

Bacteria › Firmicutes › Bacillales › Bacillaceae › Bacillus › Bacillus cereus group

Protein attributes

Sequence length	244 AA.
Sequence status	Complete.
Sequence processing	The displayed sequence is not processed.
Protein existence	Inferred from homology.

General annotation (Comments)

Function	Specifically methylates guanosine-37 in various tRNAs By similarity.
Catalytic activity	S-adenosyl-L-methionine + tRNA = S-adenosyl-L-homocysteine + tRNA containing N(1)-methylguanine. HAMAP MF_00605
Subunit structure	Homodimer By similarity.
Subcellular location	Cytoplasm Potential.
Sequence similarities	Belongs to the RNA methyltransferase trmD family.

Ontologies

Keywords
Biological process	tRNA processing
Cellular component	Cytoplasm
Ligand	S-adenosyl-L-methionine
Molecular function	Methyltransferase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	tRNA modification Inferred from electronic annotation. Source: HAMAP
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	RNA binding Inferred from electronic annotation. Source: InterPro tRNA (guanine-N1-)-methyltransferase activity Inferred from electronic annotation. Source: HAMAP
Complete GO annotation...

Sequence annotation (Features)

	Feature key	Position(s)	Length	Description	Graphical view	Feature identifier
Molecule processing
	Chain	1 – 244	244	tRNA (guanine-N(1)-)-methyltransferase HAMAP MF_00605		PRO_1000130132
Regions
	Region	133 – 138	6	S-adenosyl-L-methionine binding By similarity
Sites
	Binding site	113	1	S-adenosyl-L-methionine; via amide nitrogen By similarity

Sequences

	Sequence		Length	Mass (Da)
	B7IUK0-1 [UniParc]. Last modified February 10, 2009. Version 1. Checksum: 1C16BDEE1382949E	FASTA	244	27,938
	10 20 30 40 50 60 MKIDILTLFP DMFTGVFGSS ILKKAQEKEA VNLRVVNFRD YTTSKHNSVD DYPYGGGAGM 70 80 90 100 110 120 VLTPQPIFDA VEDLTKETER KPRVVLMCPQ GERFTQKKAE ELAGEEHLIF VCGHYEGYDE 130 140 150 160 170 180 RIREHLVTDE ISIGDYVLTG GELASMVITD SVVRLLPGVL GNHASQVEDS FSTGLLEHPH 190 200 210 220 230 240 YTRPADFRGM KVPDVLMSGN HKNIDEWRHK ESLRRTYTRR PDLLDDRDLS KQEKKWLEEI KREQ

References

[1]	"Genome sequence of Bacillus cereus G9842." Dodson R.J., Durkin A.S., Rosovitz M.J., Rasko D.A., Hoffmaster A., Ravel J., Sutton G. Submitted (OCT-2008) to the EMBL/GenBank/DDBJ databases Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].

Cross-references

Sequence databases
EMBLGenBankDDBJ	CP001186 Genomic DNA. Translation: ACK96379.1.
RefSeq	YP_002447405.1.
3D structure databases
ModBase	Search...
Genome annotation databases
GeneID	7186782.
GenomeReviews	Gene locus BCG9842_B1303 in contig CP001186_GR.
KEGG	bcg:BCG9842_B1303.
Organism-specific databases
CMR	Search...
Family and domain databases
HAMAP	MF_00605. [Tree]
InterPro	IPR016009. tRNA_m1G_MeTrfase. IPR002649. tRNA_m1G_MeTrfase_bac. [Graphical view]
Pfam	PF01746. tRNA_m1G_MT. 1 hit. [Graphical view]
PIRSF	PIRSF000386. tRNA_mtase. 1 hit.
TIGRFAMs	TIGR00088. trmD. 1 hit.
ProtoNet	Search...

Entry information

Entry name

TRMD_BACC2

Accession

Primary (citable) accession number: B7IUK0

Entry history

Integrated into UniProtKB/Swiss-Prot:	April 14, 2009
Last sequence update:	February 10, 2009
Last modified:	June 16, 2009
This is version 6 of the entry and version 1 of the sequence. [Complete history]

Entry status

Reviewed (UniProtKB/Swiss-Prot)

Annotation project

HAMAP (High-quality Automated and Manual Annotation of microbial Proteomes)