ID A0A0J6YKZ9_COCIT Unreviewed; 695 AA.
AC A0A0J6YKZ9;
DT 14-OCT-2015, integrated into UniProtKB/TrEMBL.
DT 14-OCT-2015, sequence version 1.
DT 27-MAR-2024, entry version 44.
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=CIRG_07480 {ECO:0000313|EMBL:KMP07799.1};
OS Coccidioides immitis RMSCC 2394.
OC Eukaryota; Fungi; Dikarya; Ascomycota; Pezizomycotina; Eurotiomycetes;
OC Eurotiomycetidae; Onygenales; Onygenaceae; Coccidioides.
OX NCBI_TaxID=404692 {ECO:0000313|EMBL:KMP07799.1, ECO:0000313|Proteomes:UP000054565};
RN [1] {ECO:0000313|Proteomes:UP000054565}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=RMSCC 2394 {ECO:0000313|Proteomes:UP000054565};
RX PubMed=20516208; DOI=10.1101/gr.103911.109;
RA Neafsey D.E., Barker B.M., Sharpton T.J., Stajich J.E., Park D.J.,
RA Whiston E., Hung C.-Y., McMahan C., White J., Sykes S., Heiman D.,
RA Young S., Zeng Q., Abouelleil A., Aftuck L., Bessette D., Brown A.,
RA FitzGerald M., Lui A., Macdonald J.P., Priest M., Orbach M.J.,
RA Galgiani J.N., Kirkland T.N., Cole G.T., Birren B.W., Henn M.R.,
RA Taylor J.W., Rounsley S.D.;
RT "Population genomic sequencing of Coccidioides fungi reveals recent
RT hybridization and transposon control.";
RL Genome Res. 20:938-946(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 -!- 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; DS028097; KMP07799.1; -; Genomic_DNA.
DR AlphaFoldDB; A0A0J6YKZ9; -.
DR STRING; 404692.A0A0J6YKZ9; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000054565; 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 Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 100..213
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 298..441
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 506..653
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
FT REGION 42..87
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 48..87
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 695 AA; 75533 MW; F9D5BB413B2061E9 CRC64;
MLSARPSRSA LCAIQLKPSR LAPRQFSTTQ IVAAVSPHRR SAQKISAGEA TKRGQSTATA
TVTQTRPIPS PAFNQEPQQY ASPLQSRQYP GLDDSFVGLS GGEIFHEMML RLDVKHVFGY
PGGAILPVFD AIYNSKHFDF VLPRHEQGAG HMAQGYARAS GKPGVVLVTS GPGATNVITP
MQDALSDGTP MVVFCGQVPT TAIGTDAFQE ADVIGISRAC TKWNVMVKNV AELPRRIKEA
FEIATSGRPG PVLVDLPKDV TAGILRKPIP MTSTLPSHPS AATLAARELS RKQLEATVKR
VANLVNVAKK PILYVGQGLL ARPEGPALLK ELADKACIPV TTTLQGLGGF DELDSKSLHM
LGMHGSAYAN MAMQEADLII ALGARFDDRV TGNIAKFAPQ AKAAAQQGRG GIIHFEVMPK
NINKVVEATE AVEGDCADNL ALLIPQIKAV AERPEWFSQI NDWKARFPLS SYERQTPDGL
IKPQYVIEKL SDLTAHMKDR TIITTGVGQH QMWAAQHFRW RHPRTMITSG GLGTMGYGLP
SAIGAKVARP DCLVVDIDGD ASFNMTLTEL STAAQFNIGI KALILNNEEQ GMVTQWQSLF
YEDRFAHTHQ KNPDFVKLAE AMGVQAQRCA KPEDIESSLK WLLETDGPAL LEVITDKKVP
VLPMVPAGKA LHEFLVYDEA KEKERRALMK KRSGH
//
