ID F7VRY0_SORMK Unreviewed; 689 AA.
AC F7VRY0;
DT 21-SEP-2011, integrated into UniProtKB/TrEMBL.
DT 21-SEP-2011, sequence version 1.
DT 24-JAN-2024, entry version 66.
DE RecName: Full=Acetolactate synthase {ECO:0000256|RuleBase:RU003591};
DE EC=2.2.1.6 {ECO:0000256|RuleBase:RU003591};
GN ORFNames=SMAC_01814 {ECO:0000313|EMBL:CCC08266.1};
OS Sordaria macrospora (strain ATCC MYA-333 / DSM 997 / K(L3346) / K-hell).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Sordariomycetes;
OC Sordariomycetidae; Sordariales; Sordariaceae; Sordaria.
OX NCBI_TaxID=771870 {ECO:0000313|EMBL:CCC08266.1, ECO:0000313|Proteomes:UP000001881};
RN [1] {ECO:0000313|EMBL:CCC08266.1, ECO:0000313|Proteomes:UP000001881}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC MYA-333 / DSM 997 / K(L3346) / K-hell
RC {ECO:0000313|Proteomes:UP000001881};
RC TISSUE=Mycelium {ECO:0000313|EMBL:CCC08266.1};
RX PubMed=20386741; DOI=10.1371/journal.pgen.1000891;
RA Nowrousian M., Stajich J., Chu M., Engh I., Espagne E., Halliday K.,
RA Kamerewerd J., Kempken F., Knab B., Kuo H.C., Osiewacz H.D., Poeggeler S.,
RA Read N., Seiler S., Smith K., Zickler D., Kueck U., Freitag M.;
RT "De novo assembly of a 40 Mb eukaryotic genome from short sequence reads:
RT Sordaria macrospora, a model organism for fungal morphogenesis.";
RL PLoS Genet. 6:E1000891-E1000891(2010).
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 -!- CATALYTIC ACTIVITY:
CC Reaction=a 2-oxocarboxylate + H(+) = an aldehyde + CO2;
CC Xref=Rhea:RHEA:11628, ChEBI:CHEBI:15378, ChEBI:CHEBI:16526,
CC ChEBI:CHEBI:17478, ChEBI:CHEBI:35179; EC=4.1.1.1;
CC Evidence={ECO:0000256|ARBA:ARBA00001041};
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:CCC08266.1}.
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DR EMBL; CABT02000005; CCC08266.1; -; Genomic_DNA.
DR RefSeq; XP_003348791.1; XM_003348743.1.
DR AlphaFoldDB; F7VRY0; -.
DR STRING; 771870.F7VRY0; -.
DR GeneID; 10806254; -.
DR KEGG; smp:SMAC_01814; -.
DR VEuPathDB; FungiDB:SMAC_01814; -.
DR eggNOG; KOG4166; Eukaryota.
DR HOGENOM; CLU_013748_1_2_1; -.
DR InParanoid; F7VRY0; -.
DR OMA; YMGMIGM; -.
DR OrthoDB; 1831659at2759; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000001881; 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:SF169; 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:UP000001881};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 89..201
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 286..428
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 496..643
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
FT REGION 37..80
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 37..77
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 689 AA; 74787 MW; 802F105D746F6F52 CRC64;
MLRSRQAARA LKALTEAQQI SQRTTLSASQ RAAVLLSNRS VQTRHQSTAA AEAARPTPSQ
NFQPEPTPSN VQPLSGRKTD MDESFIGKTG GEIFHEMMLR HNVKHIFGYP GGAILPVFDA
IYNSPHFDFI SRHEQGAGHM AEGYARASGK PGVVLVTSGP GATNVVTPMA DALADGTPMV
VFSGQVPTTA IGSDAFQEAD VIGISRSCTK WNVMVKSVAE LPRRINEAFE IATSGRPGPV
LVDLPKDITA GILRRAIPTD TAIPTIPSAA SRAAIELSRK QLDASIHRVA RLINIAKKPV
IYAGHGVVQS KGGPELLRAL SEKASIPVTT TLHGLGAFDE LDEKSLHMLG MHGAAYANKA
VQESDLIICL GGRFDDRVTL NLNKFAPAAK AAANEGRGGI VHFEILPKNI NKVVQATEAV
EGDVATNIEL LIPQVEAKTM ADRKEWFDQI NAWKTKWPLS DYQRAERTGL IKPQTLIEEL
SKLTEGRKDT TYIATGVGQH QMWTAQHFRW RHPRTMITSG GLGTMGFGLP AAIGAKVAKP
DALVIDIDGD ASFGMTLTEL STAAQFNIGV KVIVLNNEEQ GMVTQWQNLF YDDRYSHTHQ
KNPDFVKLGD AMGVQAKRIS KPDEVVEGLK WLINSEGPAL LEVVTDKKVP VLPMVPAGCG
LDEFITFDQE VDRKRREQMV QRTGGKHGL
//