ID G5LVQ2_SALET Unreviewed; 482 AA.
AC G5LVQ2;
DT 25-JAN-2012, integrated into UniProtKB/TrEMBL.
DT 25-JAN-2012, sequence version 1.
DT 27-MAR-2024, entry version 56.
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=LTSEALA_5395 {ECO:0000313|EMBL:EHC30578.1};
OS Salmonella enterica subsp. enterica serovar Alachua str. R6-377.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Enterobacteriaceae; Salmonella.
OX NCBI_TaxID=913241 {ECO:0000313|EMBL:EHC30578.1, ECO:0000313|Proteomes:UP000004642};
RN [1] {ECO:0000313|EMBL:EHC30578.1, ECO:0000313|Proteomes:UP000004642}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=R6-377 {ECO:0000313|EMBL:EHC30578.1,
RC ECO:0000313|Proteomes:UP000004642};
RX PubMed=21859443; DOI=10.1186/1471-2164-12-425;
RA den Bakker H.C., Moreno Switt A.I., Govoni G., Cummings C.A., Ranieri M.L.,
RA Degoricija L., Hoelzer K., Rodriguez-Rivera L.D., Brown S., Bolchacova E.,
RA Furtado M.R., Wiedmann M.;
RT "Genome sequencing reveals diversification of virulence factor content and
RT possible host adaptation in distinct subpopulations of Salmonella
RT enterica.";
RL BMC Genomics 12:425-425(2011).
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:EHC30578.1}.
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DR EMBL; AFCJ01002301; EHC30578.1; -; Genomic_DNA.
DR AlphaFoldDB; G5LVQ2; -.
DR PATRIC; fig|913241.3.peg.4114; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000004642; 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:SF171; ACETOLACTATE SYNTHASE ISOZYME 1 LARGE SUBUNIT; 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 Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 2..48
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 121..254
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 310..458
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 482 AA; 51733 MW; 97E4B7DA6F4EAECD CRC64;
MACSGPGATN LVTAIADARL DSIPLICITG QVPASMIGTD AFQEVDTYGI SIPITKHNYL
VRNINELPQV MSDAFRLAQS GRPGPVWIDV PKDVQTATIE LDALPSLAEK SPPPEFSAES
IREAAAMINA AKRPVLYLGG GVINAPTRVR ELAEKAQLPT TMTLMALGML PKAHPLSLGM
LGMHGARSTN FILQEADLLI VLGARFDDRA IGKTEQFCPN AKIIHVDIDR AELGKIKQPH
VAIQADVDDV LAQLIPHIEA QPREAWHQLV ADLQQEFPCS IPQENNPLSH YGLINAVAAC
VDDNAIITTD VGQHQMWTAQ AYPLNRPRQW LTSGGLGTMG FGLPAAIGAA LANPGNKVLC
FSGDGSLMMN IQEMATASEN QLDVKIILMN NDALGLVHQQ QSLFYKQGVF AATYPGSINF
MQIAAGFGLD TCDLNNEADP QAALQAIIRR PGPALIHVRI DAEEKVYPMV PPGAANTEMV
GE
//
