ID A0A0S3QSE8_THET7 Unreviewed; 576 AA.
AC A0A0S3QSE8;
DT 17-FEB-2016, integrated into UniProtKB/TrEMBL.
DT 17-FEB-2016, sequence version 1.
DT 27-MAR-2024, entry version 34.
DE RecName: Full=Indolepyruvate oxidoreductase subunit IorA {ECO:0000256|ARBA:ARBA00017710, ECO:0000256|PIRNR:PIRNR006439};
DE Short=IOR {ECO:0000256|PIRNR:PIRNR006439};
DE EC=1.2.7.8 {ECO:0000256|ARBA:ARBA00012812, ECO:0000256|PIRNR:PIRNR006439};
DE AltName: Full=Indolepyruvate ferredoxin oxidoreductase subunit alpha {ECO:0000256|ARBA:ARBA00030514, ECO:0000256|PIRNR:PIRNR006439};
GN ORFNames=TST_0455 {ECO:0000313|EMBL:BAT71263.1};
OS Thermosulfidibacter takaii (strain DSM 17441 / JCM 13301 / NBRC 103674 /
OS ABI70S6).
OC Bacteria; Aquificota; Aquificae; Aquificales.
OX NCBI_TaxID=1298851 {ECO:0000313|EMBL:BAT71263.1, ECO:0000313|Proteomes:UP000063234};
RN [1] {ECO:0000313|Proteomes:UP000063234}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 17441 / JCM 13301 / NBRC 103674 / ABI70S6
RC {ECO:0000313|Proteomes:UP000063234};
RX PubMed=29420286; DOI=10.1126/science.aao3407;
RA Nunoura T., Chikaraishi Y., Izaki R., Suwa T., Sato T., Harada T., Mori K.,
RA Kato Y., Miyazaki M., Shimamura S., Yanagawa K., Shuto A., Ohkouchi N.,
RA Fujita N., Takaki Y., Atomi H., Takai K.;
RT "A primordial and reversible TCA cycle in a facultatively
RT chemolithoautotrophic thermophile.";
RL Science 359:559-563(2018).
CC -!- FUNCTION: Catalyzes the ferredoxin-dependent oxidative decarboxylation
CC of arylpyruvates. {ECO:0000256|ARBA:ARBA00002995,
CC ECO:0000256|PIRNR:PIRNR006439}.
CC -!- CATALYTIC ACTIVITY:
CC Reaction=CoA + indole-3-pyruvate + 2 oxidized [2Fe-2S]-[ferredoxin] =
CC (indol-3-yl)acetyl-CoA + CO2 + H(+) + 2 reduced [2Fe-2S]-
CC [ferredoxin]; Xref=Rhea:RHEA:12645, Rhea:RHEA-COMP:10000, Rhea:RHEA-
CC COMP:10001, ChEBI:CHEBI:15378, ChEBI:CHEBI:16526, ChEBI:CHEBI:17640,
CC ChEBI:CHEBI:33737, ChEBI:CHEBI:33738, ChEBI:CHEBI:57271,
CC ChEBI:CHEBI:57287; EC=1.2.7.8;
CC Evidence={ECO:0000256|ARBA:ARBA00033657,
CC ECO:0000256|PIRNR:PIRNR006439};
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883;
CC Evidence={ECO:0000256|PIRNR:PIRNR006439,
CC ECO:0000256|PIRSR:PIRSR006439-50};
CC Note=Binds 2 [4Fe-4S] clusters. In this family the first cluster has a
CC non-standard and varying [4Fe-4S] binding motif CX(2)CX(2)CX(4-5)CP.
CC {ECO:0000256|PIRNR:PIRNR006439, ECO:0000256|PIRSR:PIRSR006439-50};
CC -!- SUBUNIT: Heterodimer of the IorA and IorB subunits.
CC {ECO:0000256|ARBA:ARBA00011238}.
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DR EMBL; AP013035; BAT71263.1; -; Genomic_DNA.
DR RefSeq; WP_068549182.1; NZ_AP013035.1.
DR AlphaFoldDB; A0A0S3QSE8; -.
DR STRING; 1298851.TST_0455; -.
DR KEGG; ttk:TST_0455; -.
DR PATRIC; fig|1298851.3.peg.466; -.
DR OrthoDB; 9804603at2; -.
DR Proteomes; UP000063234; Chromosome.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-UniRule.
DR GO; GO:0043805; F:indolepyruvate ferredoxin oxidoreductase activity; IEA:UniProtKB-UniRule.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-UniRule.
DR GO; GO:0030976; F:thiamine pyrophosphate binding; IEA:InterPro.
DR CDD; cd02008; TPP_IOR_alpha; 1.
DR CDD; cd07034; TPP_PYR_PFOR_IOR-alpha_like; 1.
DR Gene3D; 3.30.70.20; -; 1.
DR Gene3D; 3.40.50.970; -; 2.
DR InterPro; IPR017896; 4Fe4S_Fe-S-bd.
DR InterPro; IPR017900; 4Fe4S_Fe_S_CS.
DR InterPro; IPR045025; HACL1-like.
DR InterPro; IPR017721; IorA.
DR InterPro; IPR002880; Pyrv_Fd/Flavodoxin_OxRdtase_N.
DR InterPro; IPR029061; THDP-binding.
DR InterPro; IPR011766; TPP_enzyme_TPP-bd.
DR InterPro; IPR009014; Transketo_C/PFOR_II.
DR NCBIfam; TIGR03336; IOR_alpha; 1.
DR PANTHER; PTHR43710; 2-HYDROXYACYL-COA LYASE; 1.
DR PANTHER; PTHR43710:SF5; INDOLEPYRUVATE FERREDOXIN OXIDOREDUCTASE ALPHA SUBUNIT; 1.
DR Pfam; PF00037; Fer4; 1.
DR Pfam; PF01855; POR_N; 1.
DR Pfam; PF02775; TPP_enzyme_C; 1.
DR PIRSF; PIRSF006439; Indolepyruvate_ferr_oxidored; 1.
DR SUPFAM; SSF52518; Thiamin diphosphate-binding fold (THDP-binding); 2.
DR SUPFAM; SSF52922; TK C-terminal domain-like; 1.
DR PROSITE; PS00198; 4FE4S_FER_1; 1.
DR PROSITE; PS51379; 4FE4S_FER_2; 2.
PE 4: Predicted;
KW 4Fe-4S {ECO:0000256|ARBA:ARBA00022485, ECO:0000256|PIRNR:PIRNR006439};
KW Electron transport {ECO:0000256|ARBA:ARBA00022982,
KW ECO:0000256|PIRNR:PIRNR006439};
KW Iron {ECO:0000256|ARBA:ARBA00023004, ECO:0000256|PIRNR:PIRNR006439};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014, ECO:0000256|PIRNR:PIRNR006439};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR006439};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR006439}; Pyruvate {ECO:0000313|EMBL:BAT71263.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000063234};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|PIRNR:PIRNR006439}.
FT DOMAIN 518..538
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT DOMAIN 545..575
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT BINDING 527
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 530
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 533
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 538
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 554
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 557
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 560
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 564
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
SQ SEQUENCE 576 AA; 62628 MW; 03774955FAE0E8D0 CRC64;
MKRFLSGNEA VARGAWEAGL RFASSYPGTP ATEILQSLVQ YKEVHAEWAP NEKVALESAI
GASFAGVRSM ASMKHVGLNV AADPFMTLAY TGVNAGLVLA VADDPGLYSS QNEQDTRNYV
KAARILALEP SDSQEALDYT KKAFELSERY DIPVLIRLTT RISHSKSVVK VGDRIEVGQK
EPQIEPAKWV MLPAYAKGRH LSLLERHRLL KEFVESSEAD IFFKEELLDE SVGFIASGVC
YQYVKEAFPE ASVFKLGIIN PLPFERLKSF ADKLRKVYVV EELDPVIEEQ LKAFGLEVVG
KEIFPENGEF TPDVVKKAVD KDYKPKYVSF NNIPARPPTL CPGCPHRGVF VALKKARVTV
FGDIGCYTLG ALPPLSSIHS CVCMGAGVSM VHGANVAGLK KSVAIIGDST FLHSGVTSLM
NIIYNKSTST VIIMDNGTTA MTGKQPHPGT GVNAKGEPTN KVDLEALVKT LGVKRVRVVD
PYDVKATYEA IKEEVETEEP SVVITRRPCT LIVQRPSKGY KVDADKCISC GACMRVGCMA
ISMNGSASID EVLCFGCGVC VQVCPVDAIS EVNNEN
//
