ID A0A0N1EFF5_9SPHN Unreviewed; 580 AA.
AC A0A0N1EFF5;
DT 09-DEC-2015, integrated into UniProtKB/TrEMBL.
DT 09-DEC-2015, sequence version 1.
DT 24-JAN-2024, entry version 41.
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=ADT71_26145 {ECO:0000313|EMBL:KPH58825.1}, EDF59_102262
GN {ECO:0000313|EMBL:TCM42298.1};
OS Novosphingobium sp. ST904.
OC Bacteria; Pseudomonadota; Alphaproteobacteria; Sphingomonadales;
OC Sphingomonadaceae; Novosphingobium.
OX NCBI_TaxID=1684385 {ECO:0000313|EMBL:KPH58825.1, ECO:0000313|Proteomes:UP000037878};
RN [1] {ECO:0000313|EMBL:KPH58825.1, ECO:0000313|Proteomes:UP000037878}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ST904 {ECO:0000313|EMBL:KPH58825.1,
RC ECO:0000313|Proteomes:UP000037878};
RA Thijs S., Bottos E.M., Van Hamme J.D., Gkorezis P., Rineau F.,
RA Vangronsveld J.;
RT "Novosphingobium nitrophenolicus strain ST904 degrades p-nitrophenol and
RT stimulates plant growth.";
RL Submitted (JUL-2015) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:TCM42298.1, ECO:0000313|Proteomes:UP000295740}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ST904 {ECO:0000313|EMBL:TCM42298.1,
RC ECO:0000313|Proteomes:UP000295740};
RA Whitman W.;
RT "Genomic Encyclopedia of Type Strains, Phase IV (KMG-V): Genome sequencing
RT to study the core and pangenomes of soil and plant-associated
RT prokaryotes.";
RL Submitted (MAR-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}.
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:KPH58825.1}.
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DR EMBL; LGJH01000164; KPH58825.1; -; Genomic_DNA.
DR EMBL; SLVC01000002; TCM42298.1; -; Genomic_DNA.
DR RefSeq; WP_054441748.1; NZ_SLVC01000002.1.
DR AlphaFoldDB; A0A0N1EFF5; -.
DR STRING; 1684385.ADT71_26145; -.
DR PATRIC; fig|1684385.3.peg.3526; -.
DR OrthoDB; 4494979at2; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000037878; Unassembled WGS sequence.
DR Proteomes; UP000295740; 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: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:UP000037878};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 6..121
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 195..331
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 393..540
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 580 AA; 62848 MW; C4B350DDC6301BB4 CRC64;
MTEERSGANI LVESLVKQGV EFVFGYPGGA VLPIYDALFG DERLRHILVR HEAGAAHAAE
GYARSTGKPG VVLVTSGPGA TNAITGIADA FMDSIPLVII TGQVPTALIG SDAFQEADTV
GISRHCTKHN YLVKDPADLA ATIDEAFQIA TSGRPGPVLI DIPKDVQIAS AIWNDTPTQR
RQRYSPRTEG TADEIAQAVE LIAKAKAPVL YTGGGVINSG PRAIELLREL QAKTGAPVTS
TLMGLGAFPA DHADWLGMLG MHGTYEANLA MNQADLIVCI GARFDDRVTG RLDAFAPNST
KIHIDIDRAS INKTVRVDLP IIGDCATVLD QILTLWGDRK GQDLAPWKAR VEEWRGKNSL
YFPLSKKAIM PQLAVQRLFE LTKDKDPVIS TEVGQHQMWA AQYFHFFGPN KWLTSGGLGT
MGYGLPAAIG AQLGNPDSLV IDIAGDASIQ MNIQELGTAT QYRLPVKIFI LNNEWMGMVR
QWQELTYESR YSQSYSDSLP DFVKLAEAYG WKGIRIENES QLDAGIQEMI DYDGPVIVDC
LVAKESNCFP MIPSGAAHTD MILYGDTVAG TMDDEAKALV
//