ID I0HH55_ACTM4 Unreviewed; 609 AA.
AC I0HH55;
DT 13-JUN-2012, integrated into UniProtKB/TrEMBL.
DT 13-JUN-2012, sequence version 1.
DT 27-MAR-2024, entry version 62.
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 OrderedLocusNames=AMIS_71220 {ECO:0000313|EMBL:BAL92342.1};
OS Actinoplanes missouriensis (strain ATCC 14538 / DSM 43046 / CBS 188.64 /
OS JCM 3121 / NBRC 102363 / NCIMB 12654 / NRRL B-3342 / UNCC 431).
OC Bacteria; Actinomycetota; Actinomycetes; Micromonosporales;
OC Micromonosporaceae; Actinoplanes.
OX NCBI_TaxID=512565 {ECO:0000313|EMBL:BAL92342.1, ECO:0000313|Proteomes:UP000007882};
RN [1] {ECO:0000313|EMBL:BAL92342.1, ECO:0000313|Proteomes:UP000007882}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 14538 / DSM 43046 / CBS 188.64 / JCM 3121 / NBRC 102363 /
RC NCIMB 12654 / NRRL B-3342 / UNCC 431
RC {ECO:0000313|Proteomes:UP000007882};
RA Ohnishi Y., Ishikawa J., Sekine M., Hosoyama A., Harada T., Narita H.,
RA Hata T., Konno Y., Tutikane K., Fujita N., Horinouchi S., Hayakawa M.;
RT "Complete genome sequence of Actinoplanes missouriensis 431 (= NBRC
RT 102363).";
RL Submitted (FEB-2012) 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}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AP012319; BAL92342.1; -; Genomic_DNA.
DR RefSeq; WP_014447227.1; NC_017093.1.
DR AlphaFoldDB; I0HH55; -.
DR STRING; 512565.AMIS_71220; -.
DR KEGG; ams:AMIS_71220; -.
DR PATRIC; fig|512565.3.peg.7127; -.
DR eggNOG; COG0028; Bacteria.
DR HOGENOM; CLU_013748_3_1_11; -.
DR OrthoDB; 4494979at2; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000007882; Chromosome.
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 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:UP000007882};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 35..149
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 223..358
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 420..573
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 609 AA; 64781 MW; E6DE9F5E24B6E67F CRC64;
MTRPTPETLA HRVNPATVAA AANTAPAAVS PVATTGAGAL VRSLEALGVE VAFGIPGGAI
LPAYDPLFDS KVRHILVRHE QGAGHAATGY AQATGKVGVC IATSGPGATN LVTPIADAYM
DSVPIVAITG QVGRPYIGTD AFQEADIQGI TLPITKHNFL VQTPEELPRI LAEAFHLAAT
GRPGPVLVDI PKDVLQAQTT FQWPPTLDLP GYRPTLHPHG KQIREAARLI AAAKRPVLYV
GGGVHKAGAT DGLRKLAELT GIPVVTTLMG IGAFPDSHPQ HLGMPGMHGT VPAVYALQKA
DLLVTLGARF DDRVTGNLDS FAPDAKVVHA DIDPAEIGKN RHADVPIVGD ARHVIDELIA
AVSAGAGGTE QYEAWWRTLN DIRERYPLGY EEPTDGSLSP QYVIERIGRL VGPDAVYCAG
VGQHQMWASQ FIKYEKPGTW LNSGGAGTMG YAVPAAMGAK VAKPDTQVWA IDGDGCFQMT
NQELATCALE GIPIKVAVIN NGNLGMVRQW QTLFYDGRYS NTELGTHKHR IPDFVKLAEA
LGCIGLRCES KDDVDKVIKQ AMEINDAPVV IDFTVGKDAM VWPMVAAGTS NDEIMFARDV
RPTFEEDDL
//
