ID   TPMT_SHEPC              Reviewed;         218 AA.
AC   A4YAM5;
DT   15-JAN-2008, integrated into UniProtKB/Swiss-Prot.
DT   29-MAY-2007, sequence version 1.
DT   04-NOV-2026, entry version 100.
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};
GN   OrderedLocusNames=Sputcn32_3296;
OS   Shewanella putrefaciens (strain CN-32 / ATCC BAA-453).
OC   Bacteria; Pseudomonadati; Pseudomonadota; Gammaproteobacteria;
OC   Alteromonadales; Shewanellaceae; Shewanella.
OX   NCBI_TaxID=319224;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=CN-32 / ATCC BAA-453;
RG   US DOE Joint Genome Institute;
RA   Copeland A., Lucas S., Lapidus A., Barry K., Detter J.C.,
RA   Glavina del Rio T., Hammon N., Israni S., Dalin E., Tice H., Pitluck S.,
RA   Chain P., Malfatti S., Shin M., Vergez L., Schmutz J., Larimer F., Land M.,
RA   Hauser L., Kyrpides N., Mikhailova N., Romine M.F., Fredrickson J.,
RA   Tiedje J., Richardson P.;
RT   "Complete sequence of Shewanella putrefaciens CN-32.";
RL   Submitted (APR-2007) to the EMBL/GenBank/DDBJ databases.
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; CP000681; ABP77008.1; -; Genomic_DNA.
DR   AlphaFoldDB; A4YAM5; -.
DR   SMR; A4YAM5; -.
DR   STRING; 319224.Sputcn32_3296; -.
DR   PaxDb; 319224-Sputcn32_3296; -.
DR   KEGG; spc:Sputcn32_3296; -.
DR   eggNOG; COG0500; Bacteria.
DR   HOGENOM; CLU_085515_1_0_6; -.
DR   OMA; AAFWHDK; -.
DR   GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR   GO; GO:0008119; F:thiopurine S-methyltransferase activity; IEA:UniProtKB-UniRule.
DR   GO; GO:0010038; P:response to metal ion; IEA:InterPro.
DR   FunFam; 3.40.50.150:FF:000101; Thiopurine S-methyltransferase; 1.
DR   Gene3D; 3.40.50.150; Vaccinia Virus protein VP39; 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   NCBIfam; NF009732; PRK13255.1; 1.
DR   NCBIfam; TIGR03840; TMPT_Se_Te; 1.
DR   PANTHER; PTHR10259; THIOPURINE S-METHYLTRANSFERASE; 1.
DR   PANTHER; PTHR10259:SF11; THIOPURINE S-METHYLTRANSFERASE; 1.
DR   Pfam; PF05724; TPMT; 1.
DR   PIRSF; PIRSF023956; Thiopurine_S-methyltransferase; 1.
DR   SUPFAM; SSF53335; S-adenosyl-L-methionine-dependent methyltransferases; 1.
DR   PROSITE; PS51585; SAM_MT_TPMT; 1.
PE   3: Inferred from homology;
KW   Cytoplasm; Methyltransferase; S-adenosyl-L-methionine; Transferase.
FT   CHAIN           1..218
FT                   /note="Thiopurine S-methyltransferase"
FT                   /id="PRO_1000047222"
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   218 AA;  25117 MW;  57654ED95FFACF92 CRC64;
     MEPGFWHEKW YKQQIGFHQQ DINPFLVQYW QRLALPAGAK VFVPLCGKSL DMCFLAEQGH
     QVIGCELNEL AVQQFFSDNQ LEMTQTVEGE HQHYQTEQVS LYQGDIFTLP KRITQDVTAF
     YDRAALIAWP EEMRTQYAKQ LANLLPSGSL GLLVTLDYPQ ETLNGPPFAV SPNWIEAHLT
     DDFEIQVLAC QDVLADNPRF VKKEVPWLNE AAYLLKRK
//