ID A0A0C3ICI0_9VIBR Unreviewed; 548 AA.
AC A0A0C3ICI0;
DT 01-APR-2015, integrated into UniProtKB/TrEMBL.
DT 01-APR-2015, sequence version 1.
DT 24-JAN-2024, entry version 52.
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=SU60_00015 {ECO:0000313|EMBL:KIN12670.1};
OS Vibrio mytili.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Vibrionales; Vibrionaceae;
OC Vibrio.
OX NCBI_TaxID=50718 {ECO:0000313|EMBL:KIN12670.1, ECO:0000313|Proteomes:UP000031977};
RN [1] {ECO:0000313|EMBL:KIN12670.1, ECO:0000313|Proteomes:UP000031977}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CAIM 528 {ECO:0000313|EMBL:KIN12670.1,
RC ECO:0000313|Proteomes:UP000031977};
RA Gonzalez-Castillo A., Gomez-Gil B., Enciso-Ibarra J.;
RT "Draft genome of Vibrio mytili type strain CAIM 528.";
RL Submitted (JAN-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}.
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:KIN12670.1}.
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DR EMBL; JXOK01000001; KIN12670.1; -; Genomic_DNA.
DR RefSeq; WP_041153758.1; NZ_JXOK01000001.1.
DR AlphaFoldDB; A0A0C3ICI0; -.
DR STRING; 50718.SU60_00015; -.
DR OrthoDB; 9785953at2; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000031977; 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: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|ARBA:ARBA00022723,
KW ECO:0000256|RuleBase:RU003591};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591, ECO:0000313|EMBL:KIN12670.1}.
FT DOMAIN 1..116
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 187..322
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 375..523
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 548 AA; 59184 MW; FCDF4638BAAEA490 CRC64;
MTGAQLVVAA LRQQGINTIF GYPGGAIMPI YDALYDGGVE HILCRHEQGA AMAAIGMARS
TQDVAVCMAT SGPGATNLVT GLADAFLDSV PLVAITGQVA SSHIGTDAFQ EMDVIGMSLA
CTKHSYLVTE IEDLAPTLAE AFEVAKTGRP GPVIVDIAKD VQLAQAPTDL LPPYVAPPIE
DVAAADVKRA QEVLAASTRP VLYVGGGVQL AKATDAVREF LRLNPMPVVS TLKGLGTIER
HDPHYLGMLG MHGTKAANLV VQESDLLIVV GARFDDRVTG KLDTFAPNAK VIHIDIDAAE
IHKLRHANAP LRGDINTILP QLELTQDITP WVHHSESLRS GFKWRYDHPG ELIYAPLLLK
QLSDMMPDSS IVSTDVGQHQ MWAAQHIQPR DPQNFITSAG LGTMGFGLPA AMGAAVARPD
DQSILITGDG SFMMNVQELG TLKRRQIPVK IVLLNNQRLG MVRQWQSLFF DGRHSETILD
DNPDFVMLAK AFDIPGKTIT KKEEVEPALK EMLASKTSYM LHVLIDEEEN VWPLVPPGAS
NSDMLENT
//
