ID A0A0M4MZ12_9ACTN Unreviewed; 620 AA.
AC A0A0M4MZ12;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 27-MAR-2024, entry version 40.
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 Name=ilvB1 {ECO:0000313|EMBL:VHN99870.1};
GN ORFNames=AL705_01375 {ECO:0000313|EMBL:ALE18586.1}, LC603019_00287
GN {ECO:0000313|EMBL:VHN99870.1};
OS Lawsonella clevelandensis.
OC Bacteria; Actinomycetota; Actinomycetes; Mycobacteriales; Lawsonellaceae;
OC Lawsonella.
OX NCBI_TaxID=1528099 {ECO:0000313|EMBL:ALE18586.1, ECO:0000313|Proteomes:UP000068137};
RN [1] {ECO:0000313|EMBL:ALE18586.1, ECO:0000313|Proteomes:UP000068137}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=X1698 {ECO:0000313|EMBL:ALE18586.1,
RC ECO:0000313|Proteomes:UP000068137};
RX PubMed=26659691;
RA Nicholson A.C., Bell M., Humrighouse B.W., McQuiston J.R.;
RT "Complete Genome Sequences for Two Strains of a Novel Fastidious, Partially
RT Acid-Fast, Gram-Positive Corynebacterineae Bacterium, Derived from Human
RT Clinical Samples.";
RL Genome Announc. 3:e01462-15(2015).
RN [2] {ECO:0000313|EMBL:ALE18586.1}
RP NUCLEOTIDE SEQUENCE.
RC STRAIN=X1698 {ECO:0000313|EMBL:ALE18586.1};
RX PubMed=27130323; DOI=10.1099/ijsem.0.001122;
RA Bell M.E., Bernard K.A., Harrington S.M., Patel N.B., Tucker T.A.,
RA Metcalfe M.G., McQuiston J.R.;
RT "Lawsonella clevelandensis gen. nov., sp. nov., a new member of the
RT suborder Corynebacterineae isolated from human abscesses.";
RL Int. J. Syst. Evol. Microbiol. 66:2929-2935(2016).
RN [3] {ECO:0000313|EMBL:VHN99870.1, ECO:0000313|Proteomes:UP000324288}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=USB-603019 {ECO:0000313|EMBL:VHN99870.1};
RA Seth-Smith MB H., Seth-Smith H.;
RL Submitted (APR-2019) 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; CP012390; ALE18586.1; -; Genomic_DNA.
DR EMBL; LR584267; VHN99870.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0M4MZ12; -.
DR STRING; 1528099.AL705_01375; -.
DR KEGG; cbq:AL705_01375; -.
DR PATRIC; fig|1562462.4.peg.283; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000068137; Chromosome.
DR Proteomes; UP000324288; Chromosome 1.
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}; 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:UP000068137};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591, ECO:0000313|EMBL:ALE18586.1}.
FT DOMAIN 36..151
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 225..359
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 426..579
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
FT REGION 1..30
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 620 AA; 66609 MW; D3A1CE03CA4B6067 CRC64;
MSATEARQPG HGTIPTPAEA AHATSSNRVV EPEKCTGAKS VIRSLEELGA DTVFGLPGGA
ILPVYDPLYD STFINHILVR HEQGAGHAAE GYARSTGRVG VCMVTSGPAA TNLVTALADA
QMDSIPMVAI TGQVGEAFIG TDAFQEADIS GITIPVTKHN FLVKDAALIP QVLAEAFYIA
QTGRPGPVLV DITKSAMNQQ TTFSWPPAID LPGYHPVTKP HGKQVREAAR LIAKAKKPVF
LVGGGIISAN ASKELLDLVN LTGIPVACTL MSLDAFPKSH PLNYGMAGMH GAVPAVASLQ
KTDLIIALGT RFDDRVTGNL EFFAPDAQII HADIDPAEIG KNIDVDVPIV GDVREVIIEL
IETMKADPAE EIAGDISAWV EYLDGLRDRY TVKYEEALDE EGHLSPQHVI ETLSDVVGPE
AIYVSGVGQH QMWSAQLIDF ENPRTWLNSG GLGTMGYAIP SAMGAKAGNP DKEVWAVDGD
GCFQMTNQEL ATCALSDLPI KVALINNGNL GMVRQWQTLF YGERYSQTVL ETHTRRIPDF
VMLAEALGCA AFRVENEEDI IPTIEKAREI NDRPVVIEFV VAKDAQVWPM VPAGTSNSEI
MMVKGMYPLV DEDQVGRETI
//
