ID W4F156_9BACL Unreviewed; 584 AA.
AC W4F156;
DT 19-MAR-2014, integrated into UniProtKB/TrEMBL.
DT 19-MAR-2014, sequence version 1.
DT 27-MAR-2024, entry version 50.
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=C176_07247 {ECO:0000313|EMBL:ETT86490.1};
OS Viridibacillus arenosi FSL R5-213.
OC Bacteria; Bacillota; Bacilli; Bacillales; Planococcaceae; Viridibacillus.
OX NCBI_TaxID=1227360 {ECO:0000313|EMBL:ETT86490.1, ECO:0000313|Proteomes:UP000019062};
RN [1] {ECO:0000313|EMBL:ETT86490.1, ECO:0000313|Proteomes:UP000019062}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=FSL R5-213 {ECO:0000313|EMBL:ETT86490.1,
RC ECO:0000313|Proteomes:UP000019062};
RX PubMed=24422886; DOI=10.1186/1471-2164-15-26;
RA Moreno Switt A.I., Andrus A.D., Ranieri M.L., Orsi R.H., Ivy R.,
RA den Bakker H.C., Martin N.H., Wiedmann M., Boor K.J.;
RT "Genomic comparison of sporeforming bacilli isolated from milk.";
RL BMC Genomics 15:26-26(2014).
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|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:ETT86490.1}.
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DR EMBL; ASQA01000013; ETT86490.1; -; Genomic_DNA.
DR RefSeq; WP_038183081.1; NZ_ASQA01000013.1.
DR AlphaFoldDB; W4F156; -.
DR PATRIC; fig|1227360.4.peg.1475; -.
DR eggNOG; COG0028; Bacteria.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000019062; 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 CATALYTIC SUBUNIT, MITOCHONDRIAL; 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}; Magnesium {ECO:0000256|RuleBase:RU003591};
KW Metal-binding {ECO:0000256|RuleBase:RU003591};
KW Reference proteome {ECO:0000313|Proteomes:UP000019062};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 26..140
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 216..351
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 409..557
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 584 AA; 63657 MW; FB2CE7967121889E CRC64;
MNAQVPLKSR ESAPEEAKQE IKKQQNGAAL FIESLKKQNV EIIFGYPGGA VLPLYDALYK
DPIKHILARH EQGAIHAAEG YARVSGKTGV VIATSGPGAT NLVTGITDAM MDSLPLVVFT
GQVATTVVGT DAFQEADIVG ITQPITKHNY QVKNINDIPR IVKEAFHIAS TGRKGPVLVD
IPKDIANTIF ESEVDDNAPI NLPGYQPTLH PNFLQIQKAV KAIGEAKQPL ILAGAGILAA
DASVELTEFA EKHNIPVTNT LLGLGSINGE HELFLGMAGM HGTFTSNMAI SNCDLLINIG
ARFDDRLTGD LSKFAQKAKI IHIDIDPAEI GKNVPTDIPI VADAKEALKA LLKQEIETPN
TLLWHEYLAE CLAEYPLWYD AKEPDTVYPQ QAVELINRIT NGEAIVTTDV GQHQMWTAQY
YKFKTDHNWV TSGGLGTMGF GFPAAIGAQF AKPDQRVISI VGDAGFQMTS QELALLKEFN
LPVKIVILNN SCLGMVRQWQ ETFYEERYSS SLMPVQPDFV KLAEAYGVKG YRINTIHEAE
NILTEALLSD EPVLIDCRVK QLEVVNPMVA PGKGLDEMIG VKKG
//
