ID   ISPT_BACTN              Reviewed;         244 AA.
AC   Q8A1E0;
DT   16-FEB-2004, integrated into UniProtKB/Swiss-Prot.
DT   01-JUN-2003, sequence version 1.
DT   03-AUG-2022, entry version 107.
DE   RecName: Full=Isoprenyl transferase {ECO:0000255|HAMAP-Rule:MF_01139};
DE            EC=2.5.1.- {ECO:0000255|HAMAP-Rule:MF_01139};
GN   Name=uppS {ECO:0000255|HAMAP-Rule:MF_01139}; OrderedLocusNames=BT_3726;
OS   Bacteroides thetaiotaomicron (strain ATCC 29148 / DSM 2079 / JCM 5827 /
OS   CCUG 10774 / NCTC 10582 / VPI-5482 / E50).
OC   Bacteria; Bacteroidetes; Bacteroidia; Bacteroidales; Bacteroidaceae;
OC   Bacteroides.
OX   NCBI_TaxID=226186;
RN   [1]
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 29148 / DSM 2079 / JCM 5827 / CCUG 10774 / NCTC 10582 /
RC   VPI-5482 / E50;
RX   PubMed=12663928; DOI=10.1126/science.1080029;
RA   Xu J., Bjursell M.K., Himrod J., Deng S., Carmichael L.K., Chiang H.C.,
RA   Hooper L.V., Gordon J.I.;
RT   "A genomic view of the human-Bacteroides thetaiotaomicron symbiosis.";
RL   Science 299:2074-2076(2003).
CC   -!- FUNCTION: Catalyzes the condensation of isopentenyl diphosphate (IPP)
CC       with allylic pyrophosphates generating different type of terpenoids.
CC       {ECO:0000255|HAMAP-Rule:MF_01139}.
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000255|HAMAP-Rule:MF_01139};
CC       Note=Binds 2 magnesium ions per subunit. {ECO:0000255|HAMAP-
CC       Rule:MF_01139};
CC   -!- SUBUNIT: Homodimer. {ECO:0000255|HAMAP-Rule:MF_01139}.
CC   -!- SIMILARITY: Belongs to the UPP synthase family. {ECO:0000255|HAMAP-
CC       Rule:MF_01139}.
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DR   EMBL; AE015928; AAO78831.1; -; Genomic_DNA.
DR   RefSeq; NP_812637.1; NC_004663.1.
DR   RefSeq; WP_008766989.1; NC_004663.1.
DR   AlphaFoldDB; Q8A1E0; -.
DR   SMR; Q8A1E0; -.
DR   STRING; 226186.BT_3726; -.
DR   PaxDb; Q8A1E0; -.
DR   PRIDE; Q8A1E0; -.
DR   EnsemblBacteria; AAO78831; AAO78831; BT_3726.
DR   GeneID; 60924895; -.
DR   KEGG; bth:BT_3726; -.
DR   PATRIC; fig|226186.12.peg.3787; -.
DR   eggNOG; COG0020; Bacteria.
DR   HOGENOM; CLU_038505_1_1_10; -.
DR   InParanoid; Q8A1E0; -.
DR   OMA; PRTEGHK; -.
DR   Proteomes; UP000001414; Chromosome.
DR   GO; GO:0005829; C:cytosol; IBA:GO_Central.
DR   GO; GO:0008834; F:di-trans,poly-cis-decaprenylcistransferase activity; IBA:GO_Central.
DR   GO; GO:0000287; F:magnesium ion binding; IBA:GO_Central.
DR   GO; GO:0030145; F:manganese ion binding; IBA:GO_Central.
DR   GO; GO:0002094; F:polyprenyltransferase activity; IBA:GO_Central.
DR   GO; GO:0016094; P:polyprenol biosynthetic process; IBA:GO_Central.
DR   CDD; cd00475; Cis_IPPS; 1.
DR   Gene3D; 3.40.1180.10; -; 1.
DR   HAMAP; MF_01139; ISPT; 1.
DR   InterPro; IPR001441; UPP_synth-like.
DR   InterPro; IPR018520; UPP_synth-like_CS.
DR   InterPro; IPR036424; UPP_synth-like_sf.
DR   PANTHER; PTHR10291; PTHR10291; 1.
DR   Pfam; PF01255; Prenyltransf; 1.
DR   SUPFAM; SSF64005; SSF64005; 1.
DR   TIGRFAMs; TIGR00055; uppS; 1.
DR   PROSITE; PS01066; UPP_SYNTHASE; 1.
PE   3: Inferred from homology;
KW   Magnesium; Metal-binding; Reference proteome; Transferase.
FT   CHAIN           1..244
FT                   /note="Isoprenyl transferase"
FT                   /id="PRO_0000123573"
FT   ACT_SITE        21
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   ACT_SITE        69
FT                   /note="Proton acceptor"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         21
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         22..25
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         26
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         34
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         38
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         66..68
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         70
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         72
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         187
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         193..195
FT                   /ligand="substrate"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
FT   BINDING         206
FT                   /ligand="Mg(2+)"
FT                   /ligand_id="ChEBI:CHEBI:18420"
FT                   /evidence="ECO:0000255|HAMAP-Rule:MF_01139"
SQ   SEQUENCE   244 AA;  28276 MW;  98F67401B618A7B8 CRC64;
     MSYIEKIDKN RIPQHIAIIM DGNGRWAKQR GKERTYGHQA GAETVHKIIE DAARLGVKYL
     TLYTFSTENW NRPQEEVAAL MNLLVDSIEE ETLMKNNIRF RIIGDIKKLP AEVQEGLSRC
     IEHTANNTGT CLVLALSYSS RWEMTEAVRQ IATLAKTGEI SPEQITDEYI TAHLTTNFMP
     DPDLLIRTGG EIRLSNYLLW QCAYSELYFC DTFWPDFDKE EFCKAIYEYQ QRERRFGKTS
     EQIS