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Entry: A0A101UW71_9ACTN
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ID   A0A101UW71_9ACTN        Unreviewed;       618 AA.
AC   A0A101UW71;
DT   13-APR-2016, integrated into UniProtKB/TrEMBL.
DT   13-APR-2016, sequence version 1.
DT   24-JAN-2024, entry version 37.
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=AQJ91_28205 {ECO:0000313|EMBL:KUO17988.1};
OS   Streptomyces dysideae.
OC   Bacteria; Actinomycetota; Actinomycetes; Kitasatosporales;
OC   Streptomycetaceae; Streptomyces.
OX   NCBI_TaxID=909626 {ECO:0000313|EMBL:KUO17988.1, ECO:0000313|Proteomes:UP000053260};
RN   [1] {ECO:0000313|EMBL:KUO17988.1, ECO:0000313|Proteomes:UP000053260}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=RV15 {ECO:0000313|EMBL:KUO17988.1,
RC   ECO:0000313|Proteomes:UP000053260};
RA   Ruckert C., Abdelmohsen U.R., Winkler A., Hentschel U., Kalinowski J.,
RA   Kampfer P., Glaeser S.;
RT   "Draft genome sequence of Streptomyces sp. RV15, isolated from a marine
RT   sponge.";
RL   Submitted (OCT-2015) 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:KUO17988.1}.
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DR   EMBL; LMXB01000069; KUO17988.1; -; Genomic_DNA.
DR   RefSeq; WP_067027096.1; NZ_KQ949094.1.
DR   AlphaFoldDB; A0A101UW71; -.
DR   STRING; 909626.AQJ91_28205; -.
DR   OrthoDB; 4494979at2; -.
DR   UniPathway; UPA00047; UER00055.
DR   UniPathway; UPA00049; UER00059.
DR   Proteomes; UP000053260; 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; IPR000399; TPP-bd_CS.
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.
DR   PROSITE; PS00187; TPP_ENZYMES; 1.
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:UP000053260};
KW   Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW   Transferase {ECO:0000256|RuleBase:RU003591, ECO:0000313|EMBL:KUO17988.1}.
FT   DOMAIN          30..145
FT                   /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT                   binding"
FT                   /evidence="ECO:0000259|Pfam:PF02776"
FT   DOMAIN          219..354
FT                   /note="Thiamine pyrophosphate enzyme central"
FT                   /evidence="ECO:0000259|Pfam:PF00205"
FT   DOMAIN          418..581
FT                   /note="Thiamine pyrophosphate enzyme TPP-binding"
FT                   /evidence="ECO:0000259|Pfam:PF02775"
FT   REGION          1..28
FT                   /note="Disordered"
FT                   /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ   SEQUENCE   618 AA;  65677 MW;  85165AC6C75B03C5 CRC64;
     MPMTEQATGA HHPQPRPRSG GHQSAPEHVT GAQSLIRSLE EVGADTVFGI PGGAILPAYD
     PLMDSTRVRH VLVRHEQGAG HAATGYAQAT GKVGVCMATS GPGATNLVTP IADAHMDSVP
     MVAITGQVAS KAIGTDAFQE ADIVGITMPI TKHNFLVTKA EDIPRVIAQA FHIAATGRPG
     PVLVDIAKDA LQAKTTFSWP PTMDLPGYRP VTKPHAKQIR EAAKLITQAK RPVLYVGGGV
     IKAGATAELK VLAELTGAPV TTTLMALGAF PDSHPLHVGM PGMHGAVTAV TALQKADLIV
     ALGARFDDRV TGKLDSFAPY AKIVHADIDP AEIGKNRAAD VPIVGDAREV VADLVQAVQK
     EHAEGRQGDY SAWWHDLNRW RETYPLGYDQ PDNGSLSPQQ VIERIGQLAP EGTIFAAGVG
     QHQMWAAHYV QYEKPATWLN SGGAGTMGYA VPAAMGAKAG APGQTVWAID GDGCFQMTNQ
     ELTTCALNNI PIKVAIINNG ALGMVRQWQT LFYNQRYSNT VLHSGPDADG KQPSAGTRVP
     DFVKLSEAMG CYAIRCESPD DLDKVIEEAN SINDRPVVVD FIVHEDAMVW PMVAAGTSND
     EIMAARDVRP DFGDNEDD
//
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