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Database: UniProt
Entry: A0A172THC5_9BACL
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ID   A0A172THC5_9BACL        Unreviewed;       581 AA.
AC   A0A172THC5;
DT   07-SEP-2016, integrated into UniProtKB/TrEMBL.
DT   07-SEP-2016, sequence version 1.
DT   24-JAN-2024, entry version 36.
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=SY83_08420 {ECO:0000313|EMBL:ANE46294.1};
OS   Paenibacillus swuensis.
OC   Bacteria; Bacillota; Bacilli; Bacillales; Paenibacillaceae; Paenibacillus.
OX   NCBI_TaxID=1178515 {ECO:0000313|EMBL:ANE46294.1, ECO:0000313|Proteomes:UP000076927};
RN   [1] {ECO:0000313|EMBL:ANE46294.1, ECO:0000313|Proteomes:UP000076927}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=DY6 {ECO:0000313|EMBL:ANE46294.1,
RC   ECO:0000313|Proteomes:UP000076927};
RA   Kim M.K., Srinivasan S., Lee J.-J.;
RT   "Paenibacillus swuensis/DY6/whole genome sequencing.";
RL   Submitted (JAN-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}.
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DR   EMBL; CP011388; ANE46294.1; -; Genomic_DNA.
DR   RefSeq; WP_068605833.1; NZ_CP011388.1.
DR   AlphaFoldDB; A0A172THC5; -.
DR   STRING; 1178515.SY83_08420; -.
DR   KEGG; pswu:SY83_08420; -.
DR   PATRIC; fig|1178515.4.peg.1675; -.
DR   OrthoDB; 4494979at2; -.
DR   UniPathway; UPA00047; UER00055.
DR   UniPathway; UPA00049; UER00059.
DR   Proteomes; UP000076927; Chromosome.
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:UP000076927};
KW   Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW   Transferase {ECO:0000256|RuleBase:RU003591, ECO:0000313|EMBL:ANE46294.1}.
FT   DOMAIN          25..139
FT                   /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT                   binding"
FT                   /evidence="ECO:0000259|Pfam:PF02776"
FT   DOMAIN          215..349
FT                   /note="Thiamine pyrophosphate enzyme central"
FT                   /evidence="ECO:0000259|Pfam:PF00205"
FT   DOMAIN          407..555
FT                   /note="Thiamine pyrophosphate enzyme TPP-binding"
FT                   /evidence="ECO:0000259|Pfam:PF02775"
SQ   SEQUENCE   581 AA;  62829 MW;  17E06D0A889ACDF9 CRC64;
     MSSGQATMRS KEELREKWMK PDVITGSEIL LRSLLLEGVD CVFGYPGGAV LFIYDAMHGF
     TDFNHLLTRH EQGAIHAADG YARATGKPGV CIATSGPGAT NLVTGIATAY MDSVPLVVIT
     GNVAQQFIGT DAFQEADITG ITMPITKHSY LVRDAADLPR IIHEAFHIAN TGRKGPVLID
     IPKDVSAQKT TFVPALEPVV IRGYDAPAEP NGEAITAMIQ AIQEAERPVI LAGGGVVYSG
     AHNELLEFVT KTNIPVTTTL LGLGGFPSGN ELWMGMPGMH GTYTANMAIQ NSDLLINIGA
     RFDDRVTMKL EAFAQQAKVI HIDIDPAEIG KNVPTDIGIH GDIKVVLTAV NQAAKPATKA
     EAWRSLIQAN KRDYPLSYED SEVELKPQWV IEMIHETTNG EAIVSTDVGQ HQMWAAQYYK
     FNQPRSWITS GGLGTMGFGF PSAIGAQMAH PERLVVSING DGGMQMCAQE LAICAINNIP
     VKVVIINNQV LGMVRQWQEI IYDNRYSHID LAGSPDFVKL AEAYGVKGFR ATNKEEASRA
     WQEALNTPGP AVVEFVVRKG ENVFPMVKAG DSISQMIMGD A
//
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