ID A0A136PXJ4_9ACTN Unreviewed; 628 AA.
AC A0A136PXJ4;
DT 08-JUN-2016, integrated into UniProtKB/TrEMBL.
DT 08-JUN-2016, sequence version 1.
DT 27-MAR-2024, entry version 39.
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=AWW66_04485 {ECO:0000313|EMBL:KXK63198.1};
OS Micromonospora rosaria.
OC Bacteria; Actinomycetota; Actinomycetes; Micromonosporales;
OC Micromonosporaceae; Micromonospora.
OX NCBI_TaxID=47874 {ECO:0000313|EMBL:KXK63198.1, ECO:0000313|Proteomes:UP000070620};
RN [1] {ECO:0000313|EMBL:KXK63198.1, ECO:0000313|Proteomes:UP000070620}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 803 {ECO:0000313|EMBL:KXK63198.1,
RC ECO:0000313|Proteomes:UP000070620};
RA Yang H., He X., Zhu D.;
RT "Whole genome sequence and analysis of Micromonospora rosaria DSM 803,
RT which can produce antibacterial substance rosamicin.";
RL Submitted (JAN-2016) 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:KXK63198.1}.
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DR EMBL; LRQV01000008; KXK63198.1; -; Genomic_DNA.
DR RefSeq; WP_067360175.1; NZ_LRQV01000008.1.
DR AlphaFoldDB; A0A136PXJ4; -.
DR OrthoDB; 4494979at2; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000070620; 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:UP000070620};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 53..166
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 240..375
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 439..592
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
FT REGION 1..32
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 628 AA; 66430 MW; DF36D37340A9DECF CRC64;
MTRPTPETLA HSARRARAAA EPAGDVDHTP TARAAVAPTT PVARTPEPAA LSGAGSLVRS
LEALGVDVVF GIPGGAILPA YDPLYDSAVR HILVRHEQGA GHAATGYAQA TGKVGVCIAT
SGPGATNLVT PIADAYMDSV PIVAITGQVA RPAIGTDAFQ EADIQGITLP ITKHNFLVQT
PEEIPQILAE AFHLAATGRP GPVLVDIPKD VLQAQTSFTW PPTLDLPGYR PTLHPHGKQI
REAARLMSGA RRPVLYVGGG VLKAGATEGL RKLAELTGIP VITTLMALGA FPDSHPQHLG
MPGMHGTVAA VYGLQKADLI VALGARFDDR VTGKLDSFAP DATVVHADID PAEIGKNRHA
DVPIVGDARH VIDELIAAVT VERAAGRVTG HDDWWAQLDD LRNRYPLGYE EPGDGTLSPQ
YVIKRLGEIA GPDTIFVAGV GQHQMWASQF ISYEKPYTWL NSGGAGTMGY AVPAAMGAKV
GKPDTVVWGI DGDGCFQMTN QELATCALEG IPVKIAVINN GNLGMVRQWQ TLFYGERYSN
TELGTHKHRI PDFVKLAEAL GCVGLRCENA ADVDKTIEAA MAINDAPVVV DFVVGKDAMV
WPMVPAGTSN DEIMFARGVR PVFDEDDI
//