ID A0A395GXF8_9EURO Unreviewed; 692 AA.
AC A0A395GXF8;
DT 05-DEC-2018, integrated into UniProtKB/TrEMBL.
DT 05-DEC-2018, sequence version 1.
DT 27-MAR-2024, entry version 23.
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=BO80DRAFT_446110 {ECO:0000313|EMBL:RAK99774.1};
OS Aspergillus ibericus CBS 121593.
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Eurotiomycetes;
OC Eurotiomycetidae; Eurotiales; Aspergillaceae; Aspergillus.
OX NCBI_TaxID=1448316 {ECO:0000313|EMBL:RAK99774.1, ECO:0000313|Proteomes:UP000249402};
RN [1] {ECO:0000313|EMBL:RAK99774.1, ECO:0000313|Proteomes:UP000249402}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CBS 121593 {ECO:0000313|EMBL:RAK99774.1,
RC ECO:0000313|Proteomes:UP000249402};
RG DOE Joint Genome Institute;
RA Vesth T.C., Nybo J., Theobald S., Brandl J., Frisvad J.C., Nielsen K.F.,
RA Lyhne E.K., Kogle M.E., Kuo A., Riley R., Clum A., Nolan M., Lipzen A.,
RA Salamov A., Henrissat B., Wiebenga A., De vries R.P., Grigoriev I.V.,
RA Mortensen U.H., Andersen M.R., Baker S.E.;
RT "The genomes of Aspergillus section Nigri reveals drivers in fungal
RT speciation.";
RL Submitted (FEB-2018) 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; KZ824444; RAK99774.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A395GXF8; -.
DR STRING; 1448316.A0A395GXF8; -.
DR VEuPathDB; FungiDB:BO80DRAFT_446110; -.
DR OrthoDB; 1831659at2759; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000249402; 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:0004737; F:pyruvate decarboxylase activity; IEA:UniProtKB-EC.
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}; Magnesium {ECO:0000256|RuleBase:RU003591};
KW Metal-binding {ECO:0000256|RuleBase:RU003591};
KW Reference proteome {ECO:0000313|Proteomes:UP000249402};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 94..207
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 292..435
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 500..647
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
FT REGION 38..83
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 692 AA; 75853 MW; 58EB98CFC63BA182 CRC64;
MMPMRPTQGA LRTLHYQRYL ASGRRTFTTT SVAATASPHR FAAQKRSQST ATATASNSRP
VPSPAFNQEP HRNEVSPLQN RQVPELDDSF VGLSGGEIFH EMMLRLGVKH VFGYPGGAIL
PVFDAIYNSK HFEFVLPRHE QGAGHMAEGY ARASGKPGVV LVTSGPGATN VITPMQDALS
DGTPMVVFCG QVPTSLIGTD SFQEADVIGI SRACTKWNVM VKSVAELPRR IQEAFEIATS
GRPGPVLVDL PKDITAGILR KPIPMNSTLP SLPSAATMAA RELSMQQLKG TINRVARLVN
MSKKPILYVG QGLLARPDGP QILKELADKA CIPVTTTLQG LGGFDELDSK ALHMLGMHGS
AYANMAMQEA DLIIAIGARF DDRVTGNISK FAPQAKLAAA ENRGGIVHFE IMPKNINKVV
QANEAVEGDC AENIRLLLPH LEAVPERKEW FEQINDWKAR FPFSLYEKQT AEGPIKPQAL
IEKLSDLTAH MKDRTVITTG VGQHQMWAAQ HFRWRHPRTM ITSGGLGTMG YGLPAAIGAK
VARPEALVID IDGDASFNMT LTELTTAAQF NIGVKVLLLN NEEQGMVTQW QNLFYEDRYS
HTHQKNPDFV PMAQAMGVAA DRCTKPSEVE EKLKWLIEHD GPALLEVFTD RKVPVLPMVP
AGCALHEFLV YDEAKEQERK ALMRKRKVPG IV
//
