VORD_PYRHO
ID VORD_PYRHO Reviewed; 105 AA.
AC O58412;
DT 30-MAY-2000, integrated into UniProtKB/Swiss-Prot.
DT 01-AUG-1998, sequence version 1.
DT 03-AUG-2022, entry version 124.
DE RecName: Full=Ketoisovalerate oxidoreductase subunit VorD;
DE Short=VOR;
DE EC=1.2.7.7;
DE AltName: Full=2-oxoisovalerate ferredoxin reductase subunit delta;
DE AltName: Full=2-oxoisovalerate oxidoreductase delta chain;
GN Name=vorD; OrderedLocusNames=PH0679;
OS Pyrococcus horikoshii (strain ATCC 700860 / DSM 12428 / JCM 9974 / NBRC
OS 100139 / OT-3).
OC Archaea; Euryarchaeota; Thermococci; Thermococcales; Thermococcaceae;
OC Pyrococcus.
OX NCBI_TaxID=70601;
RN [1]
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 700860 / DSM 12428 / JCM 9974 / NBRC 100139 / OT-3;
RX PubMed=9679194; DOI=10.1093/dnares/5.2.55;
RA Kawarabayasi Y., Sawada M., Horikawa H., Haikawa Y., Hino Y., Yamamoto S.,
RA Sekine M., Baba S., Kosugi H., Hosoyama A., Nagai Y., Sakai M., Ogura K.,
RA Otsuka R., Nakazawa H., Takamiya M., Ohfuku Y., Funahashi T., Tanaka T.,
RA Kudoh Y., Yamazaki J., Kushida N., Oguchi A., Aoki K., Yoshizawa T.,
RA Nakamura Y., Robb F.T., Horikoshi K., Masuchi Y., Shizuya H., Kikuchi H.;
RT "Complete sequence and gene organization of the genome of a hyper-
RT thermophilic archaebacterium, Pyrococcus horikoshii OT3.";
RL DNA Res. 5:55-76(1998).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=3-methyl-2-oxobutanoate + CoA + 2 oxidized [2Fe-2S]-
CC [ferredoxin] = 2-methylpropanoyl-CoA + CO2 + H(+) + 2 reduced [2Fe-
CC 2S]-[ferredoxin]; Xref=Rhea:RHEA:11712, Rhea:RHEA-COMP:10000,
CC Rhea:RHEA-COMP:10001, ChEBI:CHEBI:11851, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:16526, ChEBI:CHEBI:33737, ChEBI:CHEBI:33738,
CC ChEBI:CHEBI:57287, ChEBI:CHEBI:57338; EC=1.2.7.7;
CC -!- COFACTOR:
CC Name=[4Fe-4S] cluster; Xref=ChEBI:CHEBI:49883; Evidence={ECO:0000250};
CC Note=Binds 2 [4Fe-4S] clusters. {ECO:0000250};
CC -!- SUBUNIT: Heterotetramer of one alpha, one beta, one delta and one gamma
CC chain. {ECO:0000250}.
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DR EMBL; BA000001; BAA29770.1; -; Genomic_DNA.
DR PIR; H71113; H71113.
DR RefSeq; WP_010884772.1; NC_000961.1.
DR AlphaFoldDB; O58412; -.
DR SMR; O58412; -.
DR STRING; 70601.3257087; -.
DR EnsemblBacteria; BAA29770; BAA29770; BAA29770.
DR GeneID; 1443007; -.
DR KEGG; pho:PH0679; -.
DR eggNOG; arCOG01605; Archaea.
DR OMA; LYCPESV; -.
DR OrthoDB; 125632at2157; -.
DR Proteomes; UP000000752; Chromosome.
DR GO; GO:0043807; F:3-methyl-2-oxobutanoate dehydrogenase (ferredoxin) activity; IEA:UniProtKB-EC.
DR GO; GO:0051539; F:4 iron, 4 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR InterPro; IPR017896; 4Fe4S_Fe-S-bd.
DR InterPro; IPR017900; 4Fe4S_Fe_S_CS.
DR InterPro; IPR011898; PorD_KorD.
DR PANTHER; PTHR43724; PTHR43724; 1.
DR TIGRFAMs; TIGR02179; PorD_KorD; 1.
DR PROSITE; PS00198; 4FE4S_FER_1; 2.
DR PROSITE; PS51379; 4FE4S_FER_2; 2.
PE 3: Inferred from homology;
KW 4Fe-4S; Electron transport; Iron; Iron-sulfur; Metal-binding;
KW Oxidoreductase; Repeat; Transport.
FT CHAIN 1..105
FT /note="Ketoisovalerate oxidoreductase subunit VorD"
FT /id="PRO_0000099963"
FT DOMAIN 44..73
FT /note="4Fe-4S ferredoxin-type 1"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00711"
FT DOMAIN 74..103
FT /note="4Fe-4S ferredoxin-type 2"
FT /evidence="ECO:0000255|PROSITE-ProRule:PRU00711"
FT BINDING 53
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000255"
FT BINDING 56
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000255"
FT BINDING 59
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000255"
FT BINDING 63
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000255"
FT BINDING 83
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000255"
FT BINDING 86
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000255"
FT BINDING 89
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="2"
FT /evidence="ECO:0000255"
FT BINDING 93
FT /ligand="[4Fe-4S] cluster"
FT /ligand_id="ChEBI:CHEBI:49883"
FT /ligand_label="1"
FT /evidence="ECO:0000255"
SQ SEQUENCE 105 AA; 11861 MW; 954AA31F09653FA1 CRC64;
MNTLFGKAKE EAKPITPKSV DEYPEAPVSL GITLVNFTGD WRTFMPVIDE SKCVKCYICW
KYCPEPAIYI KEDGFVAIDY DYCKGCGICA NECPTKAITM VREEK
