ID S2ZT79_9FIRM Unreviewed; 575 AA.
AC S2ZT79;
DT 18-SEP-2013, integrated into UniProtKB/TrEMBL.
DT 18-SEP-2013, 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=HMPREF1477_00749 {ECO:0000313|EMBL:EPD79621.1};
OS Veillonella sp. HPA0037.
OC Bacteria; Bacillota; Negativicutes; Veillonellales; Veillonellaceae;
OC Veillonella.
OX NCBI_TaxID=1203593 {ECO:0000313|EMBL:EPD79621.1, ECO:0000313|Proteomes:UP000014380};
RN [1] {ECO:0000313|EMBL:EPD79621.1, ECO:0000313|Proteomes:UP000014380}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=HPA0037 {ECO:0000313|EMBL:EPD79621.1,
RC ECO:0000313|Proteomes:UP000014380};
RG The Broad Institute Genomics Platform;
RA Earl A., Ward D., Feldgarden M., Gevers D., Schmidt T.M., Dover J., Dai D.,
RA Walker B., Young S., Zeng Q., Gargeya S., Fitzgerald M., Haas B.,
RA Abouelleil A., Allen A.W., Alvarado L., Arachchi H.M., Berlin A.M.,
RA Chapman S.B., Gainer-Dewar J., Goldberg J., Griggs A., Gujja S., Hansen M.,
RA Howarth C., Imamovic A., Ireland A., Larimer J., McCowan C., Murphy C.,
RA Pearson M., Poon T.W., Priest M., Roberts A., Saif S., Shea T., Sisk P.,
RA Sykes S., Wortman J., Nusbaum C., Birren B.;
RT "The Genome Sequence of Veillonella sp. HPA0037.";
RL Submitted (APR-2013) 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|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:EPD79621.1}.
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DR EMBL; ATCG01000005; EPD79621.1; -; Genomic_DNA.
DR RefSeq; WP_016475870.1; NZ_KE150483.1.
DR AlphaFoldDB; S2ZT79; -.
DR GeneID; 57774049; -.
DR PATRIC; fig|1203593.3.peg.738; -.
DR HOGENOM; CLU_013748_1_2_9; -.
DR OrthoDB; 4494979at2; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000014380; 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:UP000014380};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 3..118
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 192..327
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 381..548
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 575 AA; 62492 MW; 744DB6450547E729 CRC64;
MISGAAYVVK ALQEENVEIL FNYPGAATID IMDELYKQDQ VKVILPRHEQ ALAHAADGYA
RSTGKVGVCM VTSGPGATNL VTGIATAYSD SVPMVCITGQ VDLALMGNDA FQEVDTVGIV
RNVSKYAVTV RDRKDLGRIL KEAFYIARTG RPGPVVVDIP KNIQKAMGSD VYPDEVNIRG
YKPNTTVHIG QVKKACSVIA KAKRPLFLLG GGISISGANE LMTQLVDKTG IPVVTTLMGK
GAISSRHPLY LGNVGIHGGY APNVAITDCD VMISIGTRFN DRITGKLSTF AQNCKIVHID
VDAASISKNI KVDIPIVADA KLAIEALLEY IEPHDLGDWP AQLQQLKEER PVTQAGEEGL
TPQNIIDYIN NHYDRPVVTT DVGQNQLWTT QFLEIEGNHQ LLTSGGLGTM GYGFPAAIGA
QFGNPTKRVF AICGDGGVQM NIQEFATAMH YHLPVTLVVI NNGYLGNVRQ WQQLFYDKRY
ACTNLLMDES AIVTRDMIDN DEFEYVPDFV KLAEAYGAQG IRVTKVEELE AAFTKADAFK
KGPTLIECIV PTELNVLPMV PAGKSLSDML LKDKK
//
