ID   TPMT_PSESM              Reviewed;         220 AA.
AC   Q885Q4;
DT   13-SEP-2005, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   03-AUG-2022, entry version 102.
DE   RecName: Full=Thiopurine S-methyltransferase {ECO:0000255|HAMAP-Rule:MF_00812};
DE            EC=2.1.1.67 {ECO:0000255|HAMAP-Rule:MF_00812};
DE   AltName: Full=Thiopurine methyltransferase {ECO:0000255|HAMAP-Rule:MF_00812};
GN   Name=tpm {ECO:0000255|HAMAP-Rule:MF_00812}; OrderedLocusNames=PSPTO_1777;
OS   Pseudomonas syringae pv. tomato (strain ATCC BAA-871 / DC3000).
OC   Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC   Pseudomonadaceae; Pseudomonas.
OX   NCBI_TaxID=223283;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC BAA-871 / DC3000;
RX   PubMed=12928499; DOI=10.1073/pnas.1731982100;
RA   Buell C.R., Joardar V., Lindeberg M., Selengut J., Paulsen I.T.,
RA   Gwinn M.L., Dodson R.J., DeBoy R.T., Durkin A.S., Kolonay J.F., Madupu R.,
RA   Daugherty S.C., Brinkac L.M., Beanan M.J., Haft D.H., Nelson W.C.,
RA   Davidsen T.M., Zafar N., Zhou L., Liu J., Yuan Q., Khouri H.M.,
RA   Fedorova N.B., Tran B., Russell D., Berry K.J., Utterback T.R.,
RA   Van Aken S.E., Feldblyum T.V., D'Ascenzo M., Deng W.-L., Ramos A.R.,
RA   Alfano J.R., Cartinhour S., Chatterjee A.K., Delaney T.P., Lazarowitz S.G.,
RA   Martin G.B., Schneider D.J., Tang X., Bender C.L., White O., Fraser C.M.,
RA   Collmer A.;
RT   "The complete genome sequence of the Arabidopsis and tomato pathogen
RT   Pseudomonas syringae pv. tomato DC3000.";
RL   Proc. Natl. Acad. Sci. U.S.A. 100:10181-10186(2003).
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=S-adenosyl-L-methionine + a thiopurine = S-adenosyl-L-
CC         homocysteine + a thiopurine S-methylether.; EC=2.1.1.67;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_00812};
CC   -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000255|HAMAP-Rule:MF_00812}.
CC   -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC       superfamily. TPMT family. {ECO:0000255|HAMAP-Rule:MF_00812}.
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DR   EMBL; AE016853; AAO55297.1; -; Genomic_DNA.
DR   RefSeq; NP_791602.1; NC_004578.1.
DR   RefSeq; WP_005766796.1; NC_004578.1.
DR   AlphaFoldDB; Q885Q4; -.
DR   SMR; Q885Q4; -.
DR   STRING; 223283.PSPTO_1777; -.
DR   DNASU; 1183414; -.
DR   EnsemblBacteria; AAO55297; AAO55297; PSPTO_1777.
DR   GeneID; 1183414; -.
DR   KEGG; pst:PSPTO_1777; -.
DR   PATRIC; fig|223283.9.peg.1806; -.
DR   eggNOG; COG0500; Bacteria.
DR   HOGENOM; CLU_085515_1_0_6; -.
DR   OMA; LWCGDFF; -.
DR   OrthoDB; 2049098at2; -.
DR   PhylomeDB; Q885Q4; -.
DR   Proteomes; UP000002515; Chromosome.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0008119; F:thiopurine S-methyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0032259; P:methylation; IEA:UniProtKB-KW.
DR   GO; GO:0010038; P:response to metal ion; IEA:InterPro.
DR   GO; GO:0046690; P:response to tellurium ion; ISS:JCVI.
DR   Gene3D; 3.40.50.150; -; 1.
DR   HAMAP; MF_00812; Thiopur_methtran; 1.
DR   InterPro; IPR029063; SAM-dependent_MTases_sf.
DR   InterPro; IPR022474; Thiopur_S-MeTfrase_Se/Te_detox.
DR   InterPro; IPR025835; Thiopurine_S-MeTrfase.
DR   InterPro; IPR008854; TPMT.
DR   Pfam; PF05724; TPMT; 1.
DR   PIRSF; PIRSF023956; Thiopurine_S-methyltransferase; 1.
DR   SUPFAM; SSF53335; SSF53335; 1.
DR   TIGRFAMs; TIGR03840; TMPT_Se_Te; 1.
DR   PROSITE; PS51585; SAM_MT_TPMT; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Methyltransferase; Reference proteome; S-adenosyl-L-methionine;
KW   Transferase.
FT   CHAIN           1..220
FT                   /note="Thiopurine S-methyltransferase"
FT                   /id="PRO_0000220130"
FT   BINDING         10
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00812"
FT   BINDING         45
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00812"
FT   BINDING         66
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00812"
FT   BINDING         123
FT                   /ligand="S-adenosyl-L-methionine"
FT                   /ligand_id="ChEBI:CHEBI:59789"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_00812"
SQ   SEQUENCE   220 AA;  24768 MW;  5BE4A03CCF1A23C9 CRC64;
     MHADFWQQRW RAGQIGFHQA QVNQDLQQYW PRLGLAPEAR VLVPLCGKSQ DMSWLIGQGC
     HVVGAELSET AVESYFSEHG VQPQITRQGD FSVYAAPGIE IWCGDFFALT SQDIGHCTAF
     YDRAALIALP ADLRERYVQQ LEALMPRECN GLLITLDYDQ SRLEGPPFSV PPTWLQAFVS
     GNWNITKVGE HDALHSSPKA LKAGVERLDE QVYVLARKLR