ID W0LCG4_9GAMM Unreviewed; 548 AA.
AC W0LCG4;
DT 19-MAR-2014, integrated into UniProtKB/TrEMBL.
DT 19-MAR-2014, sequence version 1.
DT 24-JAN-2024, entry version 54.
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=Z042_10975 {ECO:0000313|EMBL:AHG20094.1};
OS Chania multitudinisentens RB-25.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Enterobacterales;
OC Yersiniaceae; Chania.
OX NCBI_TaxID=1441930 {ECO:0000313|EMBL:AHG20094.1, ECO:0000313|Proteomes:UP000019030};
RN [1] {ECO:0000313|EMBL:AHG20094.1, ECO:0000313|Proteomes:UP000019030}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RB-25 {ECO:0000313|EMBL:AHG20094.1,
RC ECO:0000313|Proteomes:UP000019030};
RA Robson E.H.J.;
RT "Isolation of Serratia multitudinisentens RB-25 from Ex-Landfill site.";
RL Submitted (JAN-2014) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:AHG20094.1, ECO:0000313|Proteomes:UP000019030}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RB-25 {ECO:0000313|EMBL:AHG20094.1,
RC ECO:0000313|Proteomes:UP000019030};
RA Chan K.-G.;
RL Submitted (MAR-2015) 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}.
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DR EMBL; CP007044; AHG20094.1; -; Genomic_DNA.
DR RefSeq; WP_024910649.1; NZ_JAJC01000005.1.
DR AlphaFoldDB; W0LCG4; -.
DR STRING; 1441930.Z042_10975; -.
DR KEGG; sfo:Z042_10975; -.
DR PATRIC; fig|1441930.4.peg.2192; -.
DR eggNOG; COG0028; Bacteria.
DR HOGENOM; CLU_013748_1_2_6; -.
DR OrthoDB; 9785953at2; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000019030; 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:SF142; ACETOLACTATE SYNTHASE; 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:UP000019030};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591, ECO:0000313|EMBL:AHG20094.1}.
FT DOMAIN 1..115
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 187..321
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 374..522
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 548 AA; 58751 MW; A5E90764D4D4B74D CRC64;
MNGAQWVVQA LCAQGVDTVF GYPGGAIMPV YDALYDGGVE HLLCRHEQGA AIAAIGYARA
TGKVGVCIAT SGPGATNLIT GLADALLDSV PVVAITGQVG SALIGTDAFQ EVDVLGLSLA
CTKHSFLVES LEALPGIMAE AFAIATSGRP GPVLIDIPKD IQLAQGDLPP HLTPVEEELE
HPVAELAQAQ RLLAQAQKPM LYIGGGVGMA QAVAALREFI AVTHMPTVST LKGLGAPDAH
HPYYLGMLGM HGTKAANFAV QECDLLIAVG ARFDDRVTGK LNAFAPHAKV IHMDIDPAEM
SKLRQVHVAL RGDLKTLLPA LQQPLNIAAW QQRVAELKET HAWRYDHPGQ LIYAPLLLKQ
LSERKPANTI VTTDVGQHQM WAAQHMIFDR PENFLTSSGL GTMGFGVPAA VGAQMARPDD
MVICISGDGS FMMNVQELGT IKRKQLPLKI VLVDNQRLGM VRQWQQLFFD GRYSETNLSD
NPDFLMLASA FGIPGQRITR KDQVADALDA LLNSKGPYLL QVSIDELENV WPLVPPGAGN
ETMLEKVS
//
