ID A0A1D3TQE2_9FIRM Unreviewed; 585 AA.
AC A0A1D3TQE2;
DT 30-NOV-2016, integrated into UniProtKB/TrEMBL.
DT 30-NOV-2016, sequence version 1.
DT 24-JAN-2024, entry version 26.
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=SAMN05421730_1002196 {ECO:0000313|EMBL:SCP95781.1};
OS Anaerobium acetethylicum.
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae;
OC Anaerobium.
OX NCBI_TaxID=1619234 {ECO:0000313|EMBL:SCP95781.1, ECO:0000313|Proteomes:UP000199315};
RN [1] {ECO:0000313|EMBL:SCP95781.1, ECO:0000313|Proteomes:UP000199315}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=GluBS11 {ECO:0000313|EMBL:SCP95781.1,
RC ECO:0000313|Proteomes:UP000199315};
RA Capua I., De Benedictis P., Joannis T., Lombin L.H., Cattoli G.;
RL Submitted (SEP-2016) to the EMBL/GenBank/DDBJ databases.
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; FMKA01000002; SCP95781.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A1D3TQE2; -.
DR STRING; 1619234.SAMN05421730_1002196; -.
DR Proteomes; UP000199315; Unassembled WGS sequence.
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; 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; 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|PIRNR:PIRNR006439,
KW ECO:0000256|PIRSR:PIRSR006439-50};
KW Oxidoreductase {ECO:0000256|ARBA:ARBA00023002,
KW ECO:0000256|PIRNR:PIRNR006439}; Pyruvate {ECO:0000313|EMBL:SCP95781.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000199315};
KW Transport {ECO:0000256|ARBA:ARBA00022448, ECO:0000256|PIRNR:PIRNR006439}.
FT DOMAIN 525..554
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT DOMAIN 555..584
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT BINDING 535
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="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 541
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 546
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="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 567
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 570
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 574
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
SQ SEQUENCE 585 AA; 63149 MW; DC258B9CC3B17D1E CRC64;
MEFKRMSEKI IMLGNEAIAR GAYEAGVKVS AAYPGTPSTE ISENIIKYKD AIYAEWSPNE
KVAMEVAIGA SISGVRAMAS MKHVGVNVAA DPLFTVSYMG VNGGLVLVAA DDPGLYSSQN
EQDTRCVARA AQLPVLEPSD SSEAKEFTKF AFEMSEKYDT PVIVRTTTRL AHSQSMVELF
DRTEIEDKPY VRNAAKNVMM PGNAKLRHIE VEKRTNAMIK DGSDFPINRV ELKDTKIGVI
TSGIPYLYVK EALPDASVLK LGIVNPLPRK LIEDFASKVD ELYIVEELDP VIEEQVKSWG
IKATGKEILT VQGEYSANML RKAILKEELE IKPAAQVPAR PPILCPGCPH RSTYAVLNKL
KIHGAGDIGC YTLGAVAPLS VVDTTVCMGS GISTLHGMEK ARGKDFIKNW VALIGDSTFM
HTGVNSLMNM VYNQATGTVL ILDNSITAMT GHQDSPATGK SLMGDTVTQI DIEALCRGIG
VKNITTVDAF DLAALEKSVK EENAKDEVSV IIVKAPCALL DKSRKPVYVE ISDKCKKCGM
CLKPGCPAIT KNPDGTIHIN DTMCAGCGLC ASLCKFGAIE KAGAK
//