ID A0A0U2IQN1_9BACL Unreviewed; 581 AA.
AC A0A0U2IQN1;
DT 16-MAR-2016, integrated into UniProtKB/TrEMBL.
DT 16-MAR-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=IJ21_40170 {ECO:0000313|EMBL:ALS29403.1};
OS Paenibacillus sp. 32O-W.
OC Bacteria; Bacillota; Bacilli; Bacillales; Paenibacillaceae; Paenibacillus.
OX NCBI_TaxID=1695218 {ECO:0000313|EMBL:ALS29403.1, ECO:0000313|Proteomes:UP000059673};
RN [1] {ECO:0000313|Proteomes:UP000059673}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=32O-W {ECO:0000313|Proteomes:UP000059673};
RA Butler R.III., Wang J., Stark B.C., Pombert J.-F.;
RT "Complete genome sequences of two moderately thermophilic Paenibacillus
RT species.";
RL Submitted (DEC-2015) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ALS29403.1, ECO:0000313|Proteomes:UP000059673}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=32O-W {ECO:0000313|EMBL:ALS29403.1,
RC ECO:0000313|Proteomes:UP000059673};
RX PubMed=26868401;
RA Butler R.R.III., Wang J., Stark B.C., Pombert J.F.;
RT "Complete Genome Sequences of Two Interactive Moderate Thermophiles,
RT Paenibacillus napthalenovorans 32O-Y and Paenibacillus sp. 32O-W.";
RL Genome Announc. 4:e01717-15(2016).
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; CP013653; ALS29403.1; -; Genomic_DNA.
DR RefSeq; WP_062494945.1; NZ_CP013653.1.
DR AlphaFoldDB; A0A0U2IQN1; -.
DR STRING; 1695218.IJ21_40170; -.
DR KEGG; pow:IJ21_40170; -.
DR PATRIC; fig|1695218.3.peg.4326; -.
DR OrthoDB; 4494979at2; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000059673; 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:UP000059673};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 25..139
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 214..347
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 406..554
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 581 AA; 63008 MW; 69E91A3FA0E7C374 CRC64;
MVTQSATLKS KEEIIERMKK PEVITGSEML LRSLVLEGVE CVFGYPGGAV LYIYDAMHGF
KDFHHVLTRH EQGAIHAADG YARASGKVGV CIATSGPGAT NLVTGIATAY MDSVPLVVIT
GNVATSAIGT DAFQEADITG ITMPITKHSY LVRRVEDLPR IIHEAFHIAN TGRKGPVLID
IPKDVSAAKA LFQPVTEVNI RGYNPTVAPH KPQIDKLLQA IAEAERPLIL AGGGVIYSGG
HEELYEFVTK TNIPVTTTLL GLGGFPSGHE LWLGMPGMHG TYASNKAIQA ADLLINIGAR
FDDRVTMKLS GFAPNAKIAH IDIDPAEIGK NVPTDIPIVG DIKTVLTIIN REAKPAAKAD
AWRAQTQAWK KEVPLKYKDS DTELKPQWVI EMIHDTTGGD AIVTTDVGQH QMWAAQFYRF
NKPRSWITSG GLGTMGFGFP SAIGAQMAHP DRLVVSINGD GGMQMCAQEL AVCAINNIPV
KVAIINNQVL GMVRQWQEII YDNRYSHIDL AGSPDFVKLA EAYGVKGFRA TNKEEARSAW
EAALRHPGPA VVEFVVRKEE NVYPMVTQGN TIDEMIMGDA E
//