ID A0A0L1JQW4_9RHOB Unreviewed; 220 AA.
AC A0A0L1JQW4;
DT 11-NOV-2015, integrated into UniProtKB/TrEMBL.
DT 11-NOV-2015, sequence version 1.
DT 24-JAN-2024, entry version 30.
DE RecName: Full=Thiopurine S-methyltransferase {ECO:0000256|ARBA:ARBA00011905, ECO:0000256|HAMAP-Rule:MF_00812};
DE EC=2.1.1.67 {ECO:0000256|ARBA:ARBA00011905, ECO:0000256|HAMAP-Rule:MF_00812};
DE AltName: Full=Thiopurine methyltransferase {ECO:0000256|HAMAP-Rule:MF_00812};
GN Name=tpm {ECO:0000256|HAMAP-Rule:MF_00812};
GN ORFNames=ATO11_07615 {ECO:0000313|EMBL:KNG94102.1};
OS Pseudaestuariivita atlantica.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Rhodobacterales;
OC Paracoccaceae; Pseudaestuariivita.
OX NCBI_TaxID=1317121 {ECO:0000313|EMBL:KNG94102.1, ECO:0000313|Proteomes:UP000036938};
RN [1] {ECO:0000313|EMBL:KNG94102.1, ECO:0000313|Proteomes:UP000036938}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=22II-S11-z3 {ECO:0000313|EMBL:KNG94102.1,
RC ECO:0000313|Proteomes:UP000036938};
RA Li G., Lai Q., Du Y., Liu X., Sun F., Shao Z.;
RT "Aestuariivita atlantica sp. nov., isolated from deep sea sediment of the
RT Atlantic Ocean.";
RL Int. J. Syst. Evol. Microbiol. 0:0-0(2015).
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:0000256|ARBA:ARBA00000903, ECO:0000256|HAMAP-
CC Rule:MF_00812};
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|HAMAP-Rule:MF_00812}.
CC -!- SIMILARITY: Belongs to the class I-like SAM-binding methyltransferase
CC superfamily. TPMT family. {ECO:0000256|ARBA:ARBA00008145,
CC ECO:0000256|HAMAP-Rule:MF_00812}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KNG94102.1}.
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DR EMBL; AQQZ01000003; KNG94102.1; -; Genomic_DNA.
DR RefSeq; WP_050530247.1; NZ_AQQZ01000003.1.
DR AlphaFoldDB; A0A0L1JQW4; -.
DR STRING; 1317121.ATO11_07615; -.
DR PATRIC; fig|1317121.7.peg.2130; -.
DR OrthoDB; 9778208at2; -.
DR Proteomes; UP000036938; Unassembled WGS sequence.
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; 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; 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 {ECO:0000256|ARBA:ARBA00022490, ECO:0000256|HAMAP-Rule:MF_00812};
KW Methyltransferase {ECO:0000256|ARBA:ARBA00022603, ECO:0000256|HAMAP-
KW Rule:MF_00812}; Reference proteome {ECO:0000313|Proteomes:UP000036938};
KW S-adenosyl-L-methionine {ECO:0000256|ARBA:ARBA00022691, ECO:0000256|HAMAP-
KW Rule:MF_00812};
KW Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|HAMAP-
KW Rule:MF_00812}.
FT BINDING 18
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00812"
FT BINDING 53
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00812"
FT BINDING 74
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00812"
FT BINDING 131
FT /ligand="S-adenosyl-L-methionine"
FT /ligand_id="ChEBI:CHEBI:59789"
FT /evidence="ECO:0000256|HAMAP-Rule:MF_00812"
SQ SEQUENCE 220 AA; 24010 MW; 017DB0F4A3061195 CRC64;
MTEKAKRTND PTQWHDRWRD GRIGFHQPEG NPLLRRHLPA LGLPRGARLF LPLCGKTGDI
GWLMSQGFAV AGSELSRIAV DALFDDLGME PEVADHGPLT RMSGPGVDIW VGDMFDLTPA
LLGPVDAVYD RAALVALPDD IRAVYAPHLA AITANAPHLL ITFDYDASTV SGPPFPVWQD
EISALYVETH DVALLEDAEA KGGIKGVTPA REQVWHLIPR
//