ID G7WP06_METH6 Unreviewed; 597 AA.
AC G7WP06;
DT 25-JAN-2012, integrated into UniProtKB/TrEMBL.
DT 25-JAN-2012, sequence version 1.
DT 27-MAR-2024, entry version 61.
DE RecName: Full=Indolepyruvate oxidoreductase subunit IorA {ECO:0000256|PIRNR:PIRNR006439};
DE Short=IOR {ECO:0000256|PIRNR:PIRNR006439};
DE EC=1.2.7.8 {ECO:0000256|PIRNR:PIRNR006439};
DE AltName: Full=Indolepyruvate ferredoxin oxidoreductase subunit alpha {ECO:0000256|PIRNR:PIRNR006439};
GN OrderedLocusNames=Mhar_1483 {ECO:0000313|EMBL:AET64847.1};
OS Methanothrix harundinacea (strain 6Ac) (Methanosaeta harundinacea).
OC Archaea; Euryarchaeota; Stenosarchaea group; Methanomicrobia;
OC Methanotrichales; Methanotrichaceae; Methanothrix.
OX NCBI_TaxID=1110509 {ECO:0000313|EMBL:AET64847.1, ECO:0000313|Proteomes:UP000005877};
RN [1] {ECO:0000313|EMBL:AET64847.1, ECO:0000313|Proteomes:UP000005877}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=6Ac {ECO:0000313|EMBL:AET64847.1,
RC ECO:0000313|Proteomes:UP000005877};
RX PubMed=22590603; DOI=10.1371/journal.pone.0036756;
RA Zhu J., Zheng H., Ai G., Zhang G., Liu D., Liu X., Dong X.;
RT "The genome characteristics and predicted function of methyl-group
RT oxidation pathway in the obligate aceticlastic methanogens, Methanosaeta
RT spp.";
RL PLoS ONE 7:E36756-E36756(2012).
CC -!- FUNCTION: Catalyzes the ferredoxin-dependent oxidative decarboxylation
CC of arylpyruvates. {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|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|PIRNR:PIRNR006439}.
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DR EMBL; CP003117; AET64847.1; -; Genomic_DNA.
DR RefSeq; WP_014587031.1; NC_017527.1.
DR AlphaFoldDB; G7WP06; -.
DR STRING; 1110509.Mhar_1483; -.
DR GeneID; 12510652; -.
DR KEGG; mhi:Mhar_1483; -.
DR PATRIC; fig|1110509.7.peg.1656; -.
DR HOGENOM; CLU_017727_0_0_2; -.
DR OrthoDB; 19071at2157; -.
DR Proteomes; UP000005877; 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 GO; GO:0006082; P:organic acid metabolic process; IEA:UniProt.
DR GO; GO:1901576; P:organic substance biosynthetic process; IEA:UniProt.
DR GO; GO:0044272; P:sulfur compound biosynthetic process; IEA:UniProt.
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 NCBIfam; TIGR03336; IOR_alpha; 1.
DR PANTHER; PTHR43710; 2-HYDROXYACYL-COA LYASE; 1.
DR PANTHER; PTHR43710:SF7; INDOLEPYRUVATE OXIDOREDUCTASE SUBUNIT IORA; 1.
DR Pfam; PF01855; POR_N; 1.
DR Pfam; PF02775; TPP_enzyme_C; 1.
DR PIRSF; PIRSF006439; Indolepyruvate_ferr_oxidored; 1.
DR SUPFAM; SSF54862; 4Fe-4S ferredoxins; 1.
DR SUPFAM; SSF52518; Thiamin diphosphate-binding fold (THDP-binding); 2.
DR PROSITE; PS00198; 4FE4S_FER_1; 1.
DR PROSITE; PS51379; 4FE4S_FER_2; 2.
PE 4: Predicted;
KW 4Fe-4S {ECO:0000256|PIRNR:PIRNR006439, ECO:0000256|PIRSR:PIRSR006439-50};
KW Electron transport {ECO:0000256|PIRNR:PIRNR006439};
KW Iron {ECO:0000256|PIRNR:PIRNR006439, ECO:0000256|PIRSR:PIRSR006439-50};
KW Iron-sulfur {ECO:0000256|PIRNR:PIRNR006439, ECO:0000256|PIRSR:PIRSR006439-
KW 50};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723,
KW ECO:0000256|PIRNR:PIRNR006439};
KW Oxidoreductase {ECO:0000256|PIRNR:PIRNR006439};
KW Pyruvate {ECO:0000313|EMBL:AET64847.1};
KW Reference proteome {ECO:0000313|Proteomes:UP000005877};
KW Transport {ECO:0000256|PIRNR:PIRNR006439}.
FT DOMAIN 542..569
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT DOMAIN 570..597
FT /note="4Fe-4S ferredoxin-type"
FT /evidence="ECO:0000259|PROSITE:PS51379"
FT BINDING 551
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 554
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 557
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 562
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 578
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 581
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 584
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
FT BINDING 588
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000256|PIRSR:PIRSR006439-50"
SQ SEQUENCE 597 AA; 62904 MW; 53F66FB11AE20084 CRC64;
MREYLLGNVA IAKGILEAGA GVVSGYPGTP SSEIVDYLAP LAKELGIHVE WSVNEKVAME
VAIGASWTGA RSAVTMKHVG LNVAADPFMT LAYLGVGGGF VACVADDPYC HSSQNEQDSR
RYAQFARVPC LDPADPQEAR DMTLRAFDLS EEFGVPVMLR PTTRVSHARA DVEVGPPGER
RAELSFDKDP ARRVALPAHA RPLHVELLDK QPGIEAALAG EAWNRAQMRS EVGVIASGIA
GLYAEEAIAG MEADLSLLRI GTYPLPRKVV GDFLEKVDRV LVVEEMDPVV EEFVEMVAKE
RNPDVQILGK RSGDVPSVGE LNPLTIGNAI AGMVGLRRRE APALAPEALS ILPPRPPALC
PGCGHRAAYH AMIKAFGKDA IFPNDIGCYT MGVGMGTVDT CLCMGASITV GAGIRFGGEE
RPICAVLGDS TFLHAGLPGL LNAAYNGARM TVAILDNSIT AMTGHQPHPG SGATAAGDPS
PPLSLEEICR SLGAGFVETA DPYDLEATIS TFERARDHPG LSVVVARRPC VISAIRAGVR
RPRLAVDSEK CGGCQVCVRF GCPAIEFDGK VARINALCTG CGVCAAICPA GAVEVVR
//