TPMT_NITEC
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 03-AUG-2022, entry version 83.
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=Neut_2272;
OS Nitrosomonas eutropha (strain DSM 101675 / C91 / Nm57).
OC Bacteria; Proteobacteria; Betaproteobacteria; Nitrosomonadales;
OC Nitrosomonadaceae; Nitrosomonas.
OX NCBI_TaxID=335283;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 101675 / C91 / Nm57;
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., Wei X.;
RT "Whole-genome analysis of the ammonia-oxidizing bacterium, Nitrosomonas
RT eutropha C91: implications for niche adaptation.";
RL Environ. Microbiol. 9:2993-3007(2007).
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; CP000450; ABI60489.1; -; Genomic_DNA.
DR RefSeq; WP_011635265.1; NC_008344.1.
DR AlphaFoldDB; Q0ADU3; -.
DR SMR; Q0ADU3; -.
DR STRING; 335283.Neut_2272; -.
DR EnsemblBacteria; ABI60489; ABI60489; Neut_2272.
DR KEGG; net:Neut_2272; -.
DR eggNOG; COG0500; Bacteria.
DR HOGENOM; CLU_085515_1_0_4; -.
DR OMA; LWCGDFF; -.
DR OrthoDB; 2049098at2; -.
DR Proteomes; UP000001966; 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 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..220
FT /note="Thiopurine S-methyltransferase"
FT /id="PRO_1000047207"
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; 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
