ID Q2U9N8_ASPOR Unreviewed; 608 AA.
AC Q2U9N8;
DT 24-JAN-2006, integrated into UniProtKB/TrEMBL.
DT 24-JAN-2006, sequence version 1.
DT 27-MAR-2024, entry version 111.
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=AO090166000076 {ECO:0000313|EMBL:BAE61727.1};
OS Aspergillus oryzae (strain ATCC 42149 / RIB 40) (Yellow koji mold).
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Eurotiomycetes;
OC Eurotiomycetidae; Eurotiales; Aspergillaceae; Aspergillus;
OC Aspergillus subgen. Circumdati.
OX NCBI_TaxID=510516 {ECO:0000313|EMBL:BAE61727.1, ECO:0000313|Proteomes:UP000006564};
RN [1] {ECO:0000313|EMBL:BAE61727.1, ECO:0000313|Proteomes:UP000006564}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 42149 / RIB 40 {ECO:0000313|Proteomes:UP000006564};
RX PubMed=16372010; DOI=10.1038/nature04300;
RA Machida M., Asai K., Sano M., Tanaka T., Kumagai T., Terai G., Kusumoto K.,
RA Arima T., Akita O., Kashiwagi Y., Abe K., Gomi K., Horiuchi H.,
RA Kitamoto K., Kobayashi T., Takeuchi M., Denning D.W., Galagan J.E.,
RA Nierman W.C., Yu J., Archer D.B., Bennett J.W., Bhatnagar D.,
RA Cleveland T.E., Fedorova N.D., Gotoh O., Horikawa H., Hosoyama A.,
RA Ichinomiya M., Igarashi R., Iwashita K., Juvvadi P.R., Kato M., Kato Y.,
RA Kin T., Kokubun A., Maeda H., Maeyama N., Maruyama J., Nagasaki H.,
RA Nakajima T., Oda K., Okada K., Paulsen I., Sakamoto K., Sawano T.,
RA Takahashi M., Takase K., Terabayashi Y., Wortman J., Yamada O.,
RA Yamagata Y., Anazawa H., Hata Y., Koide Y., Komori T., Koyama Y.,
RA Minetoki T., Suharnan S., Tanaka A., Isono K., Kuhara S., Ogasawara N.,
RA Kikuchi H.;
RT "Genome sequencing and analysis of Aspergillus oryzae.";
RL Nature 438:1157-1161(2005).
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; AP007163; BAE61727.1; -; Genomic_DNA.
DR AlphaFoldDB; Q2U9N8; -.
DR STRING; 510516.Q2U9N8; -.
DR EnsemblFungi; BAE61727; BAE61727; AO090166000076.
DR VEuPathDB; FungiDB:AO090166000076; -.
DR HOGENOM; CLU_013748_1_2_1; -.
DR OMA; YMGMIGM; -.
DR OrthoDB; 1831659at2759; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000006564; Chromosome 4.
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:UP000006564};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 10..125
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 206..351
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 416..563
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 608 AA; 66647 MW; B530B5046FB8DF2F CRC64;
MGLIRRFVGM TGGQIFHEMM QRHGVKHIFG YPGGTILPVF DAIYNSKHFD FILPKHEQGA
GHMAEGYARA SGKPGIVLVT SGPGATNVVT PMQDALSDGT PMIVFSGQVA TAAIGSDAFQ
EADILGISRG CTKWNVMVRN VAELPQRINE AFEIATSGRP GPVLVDLPKD VTAGILRKTT
PTGPAIPRIS TYANTDANQK LLTKSISHVA KLINTAKKPV IYAGQGVIQS PNGPQLLKEL
ADKASIPVTT TLQGLGAFDE LDEKSLHMLG MHGSAYANMS IQEADLIIAL GARFDDRVTL
NIAKFAPAAR AAAAKGLGGI VQFEILPKNI NKVIQSTEAV VGDIAENLTH LLPHVNRTSM
TERQAWFKQI NEWKTKWPWN AYTRDERPHL IKPQYLIEEL SNLTAGRKQE TIITTGVGQH
QMWTAQHFRW RHPRSLITSG GLGTMGFGLP AAIGAKVARP DTLVIDIDGD ASFSMTLTEL
TTASQFNIGV KVIVLNNEEQ GMVTQWQNLF YEDRYSHTHQ RNPDFMGLAG AMHIQHRRVS
KPEEVVDSLK WLIHTEGPAL LEVMTDKKVP VLPMVPAGSG LHEFITWDAH KDMERRSLMR
DRTCGLHG
//
