ID   TPMT_NITEC              Reviewed;         220 AA.
AC   Q0ADU3;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   17-OCT-2006, sequence version 1.
DT   16-JUN-2009, entry version 22.
DE   RecName: Full=Thiopurine S-methyltransferase;
DE            EC=2.1.1.67;
DE   AltName: Full=Thiopurine methyltransferase;
GN   Name=tpm; OrderedLocusNames=Neut_2272;
OS   Nitrosomonas eutropha (strain C91).
OC   Bacteria; Proteobacteria; Betaproteobacteria; Nitrosomonadales;
OC   Nitrosomonadaceae; Nitrosomonas.
OX   NCBI_TaxID=335283;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RX   PubMed=17991028; DOI=10.1111/j.1462-2920.2007.01409.x;
RA   Stein L.Y., Arp D.J., Berube P.M., Chain P.S., Hauser L., Jetten M.S.,
RA   Klotz M.G., Larimer F.W., Norton J.M., Op den Camp H.J.M., Shin M.,
RA   Wei X.;
RT   "Whole-genome analysis of the ammonia-oxidizing bacterium,
RT   Nitrosomonas eutropha C91: implications for niche adaptation.";
RL   Environ. Microbiol. 9:2993-3007(2007).
CC   -!- CATALYTIC ACTIVITY: S-adenosyl-L-methionine + a thiopurine = S-
CC       adenosyl-L-homocysteine + a thiopurine S-methylether.
CC   -!- SUBCELLULAR LOCATION: Cytoplasm (By similarity).
CC   -!- SIMILARITY: Belongs to the methyltransferase superfamily. TPMT
CC       family.
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DR   EMBL; CP000450; ABI60489.1; -; Genomic_DNA.
DR   RefSeq; YP_748454.1; -.
DR   GeneID; 4274036; -.
DR   GenomeReviews; CP000450_GR; Neut_2272.
DR   KEGG; net:Neut_2272; -.
DR   NMPDR; fig|335283.3.peg.73; -.
DR   OMA; Q0ADU3; PPFAVSP.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0008119; F:thiopurine S-methyltransferase activity; IEA:HAMAP.
DR   GO; GO:0008152; P:metabolic process; IEA:InterPro.
DR   HAMAP; MF_00812; -; 1.
DR   InterPro; IPR008854; Thiopurine_S-MeTrfase.
DR   InterPro; IPR016822; Thiopurine_S-MeTrfase_sub.
DR   Pfam; PF05724; TPMT; 1.
DR   PIRSF; PIRSF023956; Thiopurine_S-methyltransferase; 1.
PE   3: Inferred from homology;
KW   Complete proteome; Cytoplasm; Methyltransferase;
KW   S-adenosyl-L-methionine; Transferase.
FT   CHAIN         1    220       Thiopurine S-methyltransferase.
FT                                /FTId=PRO_1000047207.
FT   BINDING      10     10       S-adenosyl-L-methionine (By similarity).
FT   BINDING      45     45       S-adenosyl-L-methionine; via carbonyl
FT                                oxygen (By similarity).
FT   BINDING      66     66       S-adenosyl-L-methionine (By similarity).
FT   BINDING     123    123       S-adenosyl-L-methionine (By similarity).
SQ   SEQUENCE   220 AA;  24704 MW;  0E41C738E647D738 CRC64;
     MEHEFWLQSW HEGRTGFHQL RVQPLLQKYW PTLDLPTGSK IFVPLTGKSL DMAWLAAQGY
     RVLGVELSLL AVQQFFAEHG LKPAVRESHY GTHYTARNIE VICGDTFALD AALLSDCSGI
     YDRAALIALP PELRVPYINE LMTCLPAGCS GLLITLEYQQ QEMVGPPFSV EEAEVLKCYS
     PRWCVKLLER NDILPQEPGF AARGLTKLAT AVYQLQRLAV
//