ID A0A059LRD8_9CHLO Unreviewed; 619 AA.
AC A0A059LRD8;
DT 09-JUL-2014, integrated into UniProtKB/TrEMBL.
DT 09-JUL-2014, sequence version 1.
DT 13-SEP-2023, entry version 25.
DE RecName: Full=dihydroxy-acid dehydratase {ECO:0000256|ARBA:ARBA00029490};
DE EC=4.2.1.9 {ECO:0000256|ARBA:ARBA00029490};
GN ORFNames=H632_c151p1 {ECO:0000313|EMBL:KDD76640.1};
OS Helicosporidium sp. ATCC 50920.
OC Eukaryota; Viridiplantae; Chlorophyta; core chlorophytes; Trebouxiophyceae;
OC Chlorellales; Chlorellaceae; Helicosporidium.
OX NCBI_TaxID=1291522 {ECO:0000313|EMBL:KDD76640.1, ECO:0000313|Proteomes:UP000026042};
RN [1] {ECO:0000313|EMBL:KDD76640.1, ECO:0000313|Proteomes:UP000026042}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 50920 {ECO:0000313|EMBL:KDD76640.1,
RC ECO:0000313|Proteomes:UP000026042};
RX PubMed=24809511;
RA Pombert J.F., Blouin N.A., Lane C., Boucias D., Keeling P.J.;
RT "A lack of parasitic reduction in the obligate parasitic green alga
RT helicosporidium.";
RL PLoS Genet. 10:E1004355-E1004355(2014).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=(2R)-2,3-dihydroxy-3-methylbutanoate = 3-methyl-2-oxobutanoate
CC + H2O; Xref=Rhea:RHEA:24809, ChEBI:CHEBI:11851, ChEBI:CHEBI:15377,
CC ChEBI:CHEBI:49072; EC=4.2.1.9;
CC Evidence={ECO:0000256|ARBA:ARBA00029304};
CC PhysiologicalDirection=left-to-right; Xref=Rhea:RHEA:24810;
CC Evidence={ECO:0000256|ARBA:ARBA00029304};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- COFACTOR:
CC Name=[2Fe-2S] cluster; Xref=ChEBI:CHEBI:190135;
CC Evidence={ECO:0000256|ARBA:ARBA00034078};
CC -!- PATHWAY: Amino-acid biosynthesis; L-isoleucine biosynthesis; L-
CC isoleucine from 2-oxobutanoate: step 3/4.
CC {ECO:0000256|ARBA:ARBA00029437}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-valine biosynthesis; L-valine from
CC pyruvate: step 3/4. {ECO:0000256|ARBA:ARBA00029436}.
CC -!- SIMILARITY: Belongs to the IlvD/Edd family.
CC {ECO:0000256|ARBA:ARBA00006486}.
CC -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC whole genome shotgun (WGS) entry which is preliminary data.
CC {ECO:0000313|EMBL:KDD76640.1}.
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DR EMBL; AYPS01000151; KDD76640.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A059LRD8; -.
DR STRING; 1291522.A0A059LRD8; -.
DR OrthoDB; 238at2759; -.
DR UniPathway; UPA00047; UER00057.
DR UniPathway; UPA00049; UER00061.
DR Proteomes; UP000026042; Unassembled WGS sequence.
DR GO; GO:0051537; F:2 iron, 2 sulfur cluster binding; IEA:UniProtKB-KW.
DR GO; GO:0004160; F:dihydroxy-acid dehydratase activity; IEA:InterPro.
DR GO; GO:0046872; F:metal ion binding; IEA:UniProtKB-KW.
DR GO; GO:0009097; P:isoleucine biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0009099; P:valine biosynthetic process; IEA:UniProtKB-UniPathway.
DR Gene3D; 3.50.30.80; IlvD/EDD C-terminal domain-like; 1.
DR HAMAP; MF_00012; IlvD; 1.
DR InterPro; IPR042096; Dihydro-acid_dehy_C.
DR InterPro; IPR004404; DihydroxyA_deHydtase.
DR InterPro; IPR000581; DiOHA_6PGluconate_deHydtase.
DR InterPro; IPR020558; DiOHA_6PGluconate_deHydtase_CS.
DR InterPro; IPR037237; IlvD/EDD_N.
DR NCBIfam; TIGR00110; ilvD; 1.
DR PANTHER; PTHR21000; DIHYDROXY-ACID DEHYDRATASE DAD; 1.
DR PANTHER; PTHR21000:SF5; DIHYDROXY-ACID DEHYDRATASE, MITOCHONDRIAL; 1.
DR Pfam; PF00920; ILVD_EDD; 1.
DR SUPFAM; SSF143975; IlvD/EDD N-terminal domain-like; 1.
DR SUPFAM; SSF52016; LeuD/IlvD-like; 1.
DR PROSITE; PS00886; ILVD_EDD_1; 1.
PE 3: Inferred from homology;
KW 2Fe-2S {ECO:0000256|ARBA:ARBA00022714};
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605};
KW Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023304};
KW Iron {ECO:0000256|ARBA:ARBA00023004};
KW Iron-sulfur {ECO:0000256|ARBA:ARBA00023014};
KW Lyase {ECO:0000256|ARBA:ARBA00023239};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Metal-binding {ECO:0000256|ARBA:ARBA00022723};
KW Reference proteome {ECO:0000313|Proteomes:UP000026042}.
SQ SEQUENCE 619 AA; 65404 MW; 48362C1DD7E34A49 CRC64;
MQVIGAPLKM SHVCPSRAGR AGCGLSPLQA VADVLQKGAP ETLPSAKNLN KYSSRITQPK
SQGASQAMLY ATGLKEEDMN KPQVGISSVW YEGNPCNMHL NDLAAEVKAG IEEAGMVGYR
FNTIGVSDGI SMGTEGMSFS LQSREIIADG VETVMSAQWY DANVSIPGCD KNMPGTIIAQ
ARLNRPSLNI YGGTIRPGVS TVACSRPDGP PAGSPLDIVS AFQSFGACAA GLMTEEERQD
IVRHACPGAG ACGGMYTANT MASAIEALGM SLPYSSSTPA TDPMKLVECR LAGRYLLQAL
EKDLKPRDIM TRAAFENAMV LITVLGGSTN AVLHLVAMAH AAGLKLTLDD FQRVSDRTPF
LADLKPSGKY VMEDLHKVGG TPAVLKYLLE QGMIDGSTTT ITGRTLAENL ALCPGLKEGQ
DVIRPLSNPI KKDGHLQILY GDLAPRGAVG KITGKEGLMF EGPALCFEQE EAMLAALEKD
PASFKGKVVI IRYEGPRGGP GMPEMLTPTS AIMGAGLGND VVLITDGRFS GGSHGFVIGH
VTPEAQEGGP IALVRDGDLV RTDAVKRRID VPHVTAEEWA RRRSEWKAPP LRASAGTLLK
YIRAVAPADM GCITDAADP
//
