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Database: UniProt
Entry: A0A074MCU7_ERYLO
LinkDB: A0A074MCU7_ERYLO
Original site: A0A074MCU7_ERYLO 
ID   A0A074MCU7_ERYLO        Unreviewed;       585 AA.
AC   A0A074MCU7;
DT   01-OCT-2014, integrated into UniProtKB/TrEMBL.
DT   01-OCT-2014, sequence version 1.
DT   24-JAN-2024, entry version 41.
DE   RecName: Full=Acetolactate synthase {ECO:0000256|ARBA:ARBA00013145, ECO:0000256|RuleBase:RU003591};
DE            EC=2.2.1.6 {ECO:0000256|ARBA:ARBA00013145, ECO:0000256|RuleBase:RU003591};
GN   ORFNames=EH31_01180 {ECO:0000313|EMBL:KEO91304.1};
OS   Erythrobacter longus.
OC   Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC   Erythrobacteraceae; Erythrobacter/Porphyrobacter group; Erythrobacter.
OX   NCBI_TaxID=1044 {ECO:0000313|EMBL:KEO91304.1, ECO:0000313|Proteomes:UP000027647};
RN   [1] {ECO:0000313|EMBL:KEO91304.1, ECO:0000313|Proteomes:UP000027647}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DSM 6997 {ECO:0000313|EMBL:KEO91304.1,
RC   ECO:0000313|Proteomes:UP000027647};
RA   Zheng Q.;
RT   "A comprehensive comparison of genomes of Erythrobacter spp. strains.";
RL   Submitted (APR-2014) to the EMBL/GenBank/DDBJ databases.
CC   -!- CATALYTIC ACTIVITY:
CC       Reaction=H(+) + 2 pyruvate = (2S)-2-acetolactate + CO2;
CC         Xref=Rhea:RHEA:25249, ChEBI:CHEBI:15361, ChEBI:CHEBI:15378,
CC         ChEBI:CHEBI:16526, ChEBI:CHEBI:58476; EC=2.2.1.6;
CC         Evidence={ECO:0000256|ARBA:ARBA00000673,
CC         ECO:0000256|RuleBase:RU003591};
CC   -!- COFACTOR:
CC       Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC         Evidence={ECO:0000256|RuleBase:RU003591};
CC       Note=Binds 1 Mg(2+) ion per subunit. {ECO:0000256|RuleBase:RU003591};
CC   -!- COFACTOR:
CC       Name=thiamine diphosphate; Xref=ChEBI:CHEBI:58937;
CC         Evidence={ECO:0000256|RuleBase:RU003591};
CC       Note=Binds 1 thiamine pyrophosphate per subunit.
CC       {ECO:0000256|RuleBase:RU003591};
CC   -!- PATHWAY: Amino-acid biosynthesis; L-isoleucine biosynthesis; L-
CC       isoleucine from 2-oxobutanoate: step 1/4.
CC       {ECO:0000256|ARBA:ARBA00004974, ECO:0000256|RuleBase:RU003591}.
CC   -!- PATHWAY: Amino-acid biosynthesis; L-valine biosynthesis; L-valine from
CC       pyruvate: step 1/4. {ECO:0000256|ARBA:ARBA00005025,
CC       ECO:0000256|RuleBase:RU003591}.
CC   -!- SIMILARITY: Belongs to the TPP enzyme family.
CC       {ECO:0000256|ARBA:ARBA00007812, ECO:0000256|RuleBase:RU003591}.
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:KEO91304.1}.
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DR   EMBL; JMIW01000001; KEO91304.1; -; Genomic_DNA.
DR   AlphaFoldDB; A0A074MCU7; -.
DR   STRING; 1044.EH31_01180; -.
DR   eggNOG; COG0028; Bacteria.
DR   UniPathway; UPA00047; UER00055.
DR   UniPathway; UPA00049; UER00059.
DR   Proteomes; UP000027647; Unassembled WGS sequence.
DR   GO; GO:0003984; F:acetolactate synthase activity; IEA:UniProtKB-EC.
DR   GO; GO:0050660; F:flavin adenine dinucleotide binding; IEA:InterPro.
DR   GO; GO:0000287; F:magnesium ion binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0030976; F:thiamine pyrophosphate binding; IEA:UniProtKB-UniRule.
DR   GO; GO:0009097; P:isoleucine biosynthetic process; IEA:UniProtKB-UniPathway.
DR   GO; GO:0009099; P:valine biosynthetic process; IEA:UniProtKB-UniPathway.
DR   CDD; cd02015; TPP_AHAS; 1.
DR   CDD; cd07035; TPP_PYR_POX_like; 1.
DR   Gene3D; 3.40.50.970; -; 2.
DR   Gene3D; 3.40.50.1220; TPP-binding domain; 1.
DR   InterPro; IPR012846; Acetolactate_synth_lsu.
DR   InterPro; IPR039368; AHAS_TPP.
DR   InterPro; IPR029035; DHS-like_NAD/FAD-binding_dom.
DR   InterPro; IPR029061; THDP-binding.
DR   InterPro; IPR012000; Thiamin_PyroP_enz_cen_dom.
DR   InterPro; IPR012001; Thiamin_PyroP_enz_TPP-bd_dom.
DR   InterPro; IPR045229; TPP_enz.
DR   InterPro; IPR011766; TPP_enzyme_TPP-bd.
DR   NCBIfam; TIGR00118; acolac_lg; 1.
DR   PANTHER; PTHR18968:SF13; ACETOLACTATE SYNTHASE, CHLOROPLASTIC; 1.
DR   PANTHER; PTHR18968; THIAMINE PYROPHOSPHATE ENZYMES; 1.
DR   Pfam; PF02775; TPP_enzyme_C; 1.
DR   Pfam; PF00205; TPP_enzyme_M; 1.
DR   Pfam; PF02776; TPP_enzyme_N; 1.
DR   SUPFAM; SSF52467; DHS-like NAD/FAD-binding domain; 1.
DR   SUPFAM; SSF52518; Thiamin diphosphate-binding fold (THDP-binding); 2.
PE   3: Inferred from homology;
KW   Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605,
KW   ECO:0000256|RuleBase:RU003591};
KW   Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023304,
KW   ECO:0000256|RuleBase:RU003591}; FAD {ECO:0000256|ARBA:ARBA00022827};
KW   Flavoprotein {ECO:0000256|ARBA:ARBA00022630};
KW   Magnesium {ECO:0000256|RuleBase:RU003591};
KW   Metal-binding {ECO:0000256|RuleBase:RU003591};
KW   Reference proteome {ECO:0000313|Proteomes:UP000027647};
KW   Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW   Transferase {ECO:0000256|RuleBase:RU003591}.
FT   DOMAIN          5..120
FT                   /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT                   binding"
FT                   /evidence="ECO:0000259|Pfam:PF02776"
FT   DOMAIN          196..333
FT                   /note="Thiamine pyrophosphate enzyme central"
FT                   /evidence="ECO:0000259|Pfam:PF00205"
FT   DOMAIN          398..545
FT                   /note="Thiamine pyrophosphate enzyme TPP-binding"
FT                   /evidence="ECO:0000259|Pfam:PF02775"
SQ   SEQUENCE   585 AA;  63176 MW;  6274C0E6E5415C4A CRC64;
     MGQRSGAALL MECLVEQGVE YVFGYPGGAV LPIYDELFGD ERIRHILVRH EAGAAHAAEG
     YARATGKPGV VLVTSGPGAT NAVTGIADAW MDSIPMVVIT GQVPSGLIGT DAFQEADTVG
     ITRHCTKHNY LVKDPAELVA TLEEAFRIAT TGRPGPVVVD IPKDVQIAVP SESRDHVAHH
     GSHRYNPQTV APADQIAEAI EMIAGAKAPI FYTGGGVINS GPRATELLRQ FQDMTGAPTT
     STLMGLGCFP NTHPDWLGML GMHGTYEANL AMNKADVMVC IGARFDDRVT GRLDAFSPDS
     KKIHIDIDRS SINKTVPVDL GIVGDCATVL EQLIEAWGTR KPQDLGEWKA RIAGWRAREC
     LAYPEVSKAD AKAIMPQKAI ERLYALTHER SPIITTEVGQ HQMWAAQYFG FDKPNKWLTS
     GGLGTMGYGL PAAIGAQLGN PDALVIDVAG EASIQMNIQE LGTASQYRLP VKIFILNNEY
     MGMVRQWQEL TYESRYSNSY SDSLPDFVAL GEAYGWKGIR ITEREDLDAG IQAMLDYDGP
     VIVDCCVAKD ANCLPMIPSG AAHTDMLLYG DTHEGTMDDE AKALV
//
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