Reviewed, UniProtKB/Swiss-Prot Q8PMI8 (TPMT_XANAC)

Names and origin

Protein names

Recommended name:
    Thiopurine S-methyltransferase
    EC=2.1.1.67
Alternative name(s):
    Thiopurine methyltransferase

Gene names

Name:	tpm
Ordered Locus Names:	XAC1439

Organism

Xanthomonas axonopodis pv. citri (Citrus canker) [Complete proteome] [HAMAP]

Taxonomic identifier

92829 [NCBI]

Taxonomic lineage

Bacteria › Proteobacteria › Gammaproteobacteria › Xanthomonadales › Xanthomonadaceae › Xanthomonas

Protein attributes

Sequence length	218 AA.
Sequence status	Complete.
Protein existence	Inferred from homology.

General annotation (Comments)

Catalytic activity	S-adenosyl-L-methionine + a thiopurine = S-adenosyl-L-homocysteine + a thiopurine S-methylether. HAMAP MF_00812
Subcellular location	Cytoplasm By similarity HAMAP MF_00812.
Sequence similarities	Belongs to the methyltransferase superfamily. TPMT family.

Ontologies

Keywords
Cellular component	Cytoplasm
Ligand	S-adenosyl-L-methionine
Molecular function	Methyltransferase Transferase
Technical term	Complete proteome
Gene Ontology (GO)
Biological process	metabolic process Inferred from electronic annotation. Source: InterPro
Cellular component	cytoplasm Inferred from electronic annotation. Source: UniProtKB-SubCell
Molecular function	thiopurine S-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 – 218	218	Thiopurine S-methyltransferase HAMAP MF_00812		PRO_0000220138
Sites
	Binding site	10	1	S-adenosyl-L-methionine By similarity
	Binding site	45	1	S-adenosyl-L-methionine; via carbonyl oxygen By similarity
	Binding site	66	1	S-adenosyl-L-methionine By similarity
	Binding site	123	1	S-adenosyl-L-methionine By similarity

Sequences

	Sequence		Length	Mass (Da)
	Q8PMI8-1 [UniParc]. Last modified October 1, 2002. Version 1. Checksum: E42AF9AC12211124	FASTA	218	24,607
	10 20 30 40 50 60 MDTNFWLERW QLGHTGFHQQ EVLPLLQKHW HALDLPKESR VLVPLCGKTL DMHWLASQGH 70 80 90 100 110 120 RVLGVELSPL AVTQFFDEAG LQPQRHTSAA GEHFIAGPIE IICGDAFALD ASVLADCTAV 130 140 150 160 170 180 YDRAALVALP AELRQRYLQT VYVQLPTHCR GLLITLEYPQ AEKAGPPFSV DATHVHALFD 190 200 210 AAWQVDQLER RDILDQEPRF RDEGVTGLST AVYRLQRR

References

[1]

"Comparison of the genomes of two Xanthomonas pathogens with differing host specificities." da Silva A.C.R., Ferro J.A., Reinach F.C., Farah C.S., Furlan L.R., Quaggio R.B., Monteiro-Vitorello C.B., Van Sluys M.A., Almeida N.F. Jr., Alves L.M.C., do Amaral A.M., Bertolini M.C., Camargo L.E.A., Camarotte G., Cannavan F., Cardozo J., Chambergo F., Ciapina L.P. , Cicarelli R.M.B., Coutinho L.L., Cursino-Santos J.R., El-Dorry H., Faria J.B., Ferreira A.J.S., Ferreira R.C.C., Ferro M.I.T., Formighieri E.F., Franco M.C., Greggio C.C., Gruber A., Katsuyama A.M., Kishi L.T., Leite R.P., Lemos E.G.M., Lemos M.V.F., Locali E.C., Machado M.A., Madeira A.M.B.N., Martinez-Rossi N.M., Martins E.C., Meidanis J., Menck C.F.M., Miyaki C.Y., Moon D.H., Moreira L.M., Novo M.T.M., Okura V.K., Oliveira M.C., Oliveira V.R., Pereira H.A., Rossi A., Sena J.A.D., Silva C., de Souza R.F., Spinola L.A.F., Takita M.A., Tamura R.E., Teixeira E.C., Tezza R.I.D., Trindade dos Santos M., Truffi D., Tsai S.M., White F.F., Setubal J.C., Kitajima J.P. Nature 417:459-463(2002) [PubMed: 12024217] [Abstract] Cited for: NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA]. Strain: 306.

Cross-references

Sequence databases
EMBL GenBank DDBJ	AE008923 Genomic DNA. Translation: AAM36310.1.
RefSeq	NP_641774.1.
3D structure databases
SMR	Q8PMI8. Positions 1-218.
ModBase	Search...
Genome annotation databases
GeneID	1155510.
GenomeReviews	Gene locus XAC1439 in contig AE008923_GR.
KEGG	xac:XAC1439.
NMPDR	fig|190486.1.peg.1418.
Organism-specific databases
CMR	Search...
Phylogenomic databases
HOGENOM	HBG444929.
OMA	GKSLDMC.
Enzyme and pathway databases
BioCyc	XAXO190486:XAC1439-MONOMER.
BRENDA	2.1.1.67. 289771.
Family and domain databases
HAMAP	MF_00812. Thiopur_methtran. [Tree]
InterPro	IPR008854. Thiopurine_S-MeTrfase. IPR016822. Thiopurine_S-MeTrfase_sub. [Graphical view]
Pfam	PF05724. TPMT. 1 hit. [Graphical view]
PIRSF	PIRSF023956. Thiopurine_S-methyltransferase. 1 hit.
ProtoNet	Search...

Entry information

Entry name

TPMT_XANAC

Accession

Primary (citable) accession number: Q8PMI8

Entry history

Integrated into UniProtKB/Swiss-Prot:	September 13, 2005
Last sequence update:	October 1, 2002
Last modified:	January 19, 2010
This is version 43 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)