TPMT_PSEA8
ID TPMT_PSEA8 Reviewed; 218 AA.
AC B7VAP9;
DT 14-APR-2009, integrated into UniProtKB/Swiss-Prot.
DT 10-FEB-2009, sequence version 1.
DT 03-AUG-2022, entry version 63.
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=PLES_22331;
OS Pseudomonas aeruginosa (strain LESB58).
OC Bacteria; Proteobacteria; Gammaproteobacteria; Pseudomonadales;
OC Pseudomonadaceae; Pseudomonas.
OX NCBI_TaxID=557722;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=LESB58;
RX PubMed=19047519; DOI=10.1101/gr.086082.108;
RA Winstanley C., Langille M.G.I., Fothergill J.L., Kukavica-Ibrulj I.,
RA Paradis-Bleau C., Sanschagrin F., Thomson N.R., Winsor G.L., Quail M.A.,
RA Lennard N., Bignell A., Clarke L., Seeger K., Saunders D., Harris D.,
RA Parkhill J., Hancock R.E.W., Brinkman F.S.L., Levesque R.C.;
RT "Newly introduced genomic prophage islands are critical determinants of in
RT vivo competitiveness in the Liverpool epidemic strain of Pseudomonas
RT aeruginosa.";
RL Genome Res. 19:12-23(2009).
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; FM209186; CAW26960.1; -; Genomic_DNA.
DR RefSeq; WP_003106082.1; NC_011770.1.
DR AlphaFoldDB; B7VAP9; -.
DR SMR; B7VAP9; -.
DR KEGG; pag:PLES_22331; -.
DR HOGENOM; CLU_085515_1_0_6; -.
DR OMA; LWCGDFF; -.
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 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; S-adenosyl-L-methionine; Transferase.
FT CHAIN 1..218
FT /note="Thiopurine S-methyltransferase"
FT /id="PRO_1000134077"
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; 24894 MW; 36D20C95401EC56A CRC64;
MQADFWHARW ANNQIGFHLD EINPYLMRHL SRLRLQAGEQ ILVPLCGKTL DLAWLAAQGL
EVLGVELSEK AVSDFFEEHD LRPEIDQLDG FRRYRVAGIT LLQGDFFALQ AEHLAQCRAF
YDRAALIALP PEMRERYAGH LQAVLPTRSL GLLVTIDYPQ AEMAGPPFAV PDEEVRGYYA
GGWRIEELER GDVLGVNWKF LERGVSWLDE AVYLLERG