ID C4KB97_THASP Unreviewed; 104 AA.
AC C4KB97;
DT 07-JUL-2009, integrated into UniProtKB/TrEMBL.
DT 07-JUL-2009, sequence version 1.
DT 27-MAR-2024, entry version 69.
DE RecName: Full=acetolactate synthase {ECO:0000256|ARBA:ARBA00013145};
DE EC=2.2.1.6 {ECO:0000256|ARBA:ARBA00013145};
GN OrderedLocusNames=Tmz1t_3075 {ECO:0000313|EMBL:ACR01673.1};
OS Thauera aminoaromatica.
OC Bacteria; Pseudomonadota; Betaproteobacteria; Rhodocyclales; Zoogloeaceae;
OC Thauera.
OX NCBI_TaxID=164330 {ECO:0000313|EMBL:ACR01673.1, ECO:0000313|Proteomes:UP000002186};
RN [1] {ECO:0000313|Proteomes:UP000002186}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MZ1T {ECO:0000313|Proteomes:UP000002186};
RG US DOE Joint Genome Institute;
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Sims D., Brettin T., Detter J.C., Han C.,
RA Larimer F., Land M., Hauser L., Kyrpides N., Mikhailova N., Sayler G.S.;
RT "Complete sequence of chromosome of Thauera sp. MZ1T.";
RL Submitted (MAY-2009) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ACR01673.1, ECO:0000313|Proteomes:UP000002186}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=MZ1T {ECO:0000313|EMBL:ACR01673.1,
RC ECO:0000313|Proteomes:UP000002186};
RX PubMed=23407619; DOI=10.4056/sigs.2696029;
RA Jiang K., Sanseverino J., Chauhan A., Lucas S., Copeland A., Lapidus A.,
RA Del Rio T.G., Dalin E., Tice H., Bruce D., Goodwin L., Pitluck S., Sims D.,
RA Brettin T., Detter J.C., Han C., Chang Y.J., Larimer F., Land M.,
RA Hauser L., Kyrpides N.C., Mikhailova N., Moser S., Jegier P., Close D.,
RA Debruyn J.M., Wang Y., Layton A.C., Allen M.S., Sayler G.S.;
RT "Complete genome sequence of Thauera aminoaromatica strain MZ1T.";
RL Stand. Genomic Sci. 6:325-335(2012).
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|ARBA:ARBA00000673};
CC -!- PATHWAY: Amino-acid biosynthesis; L-isoleucine biosynthesis; L-
CC isoleucine from 2-oxobutanoate: step 1/4.
CC {ECO:0000256|ARBA:ARBA00004974}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-valine biosynthesis; L-valine from
CC pyruvate: step 1/4. {ECO:0000256|ARBA:ARBA00005025}.
CC -!- SUBUNIT: Dimer of large and small chains.
CC {ECO:0000256|ARBA:ARBA00011744}.
CC -!- SIMILARITY: Belongs to the acetolactate synthase small subunit family.
CC {ECO:0000256|ARBA:ARBA00006341}.
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DR EMBL; CP001281; ACR01673.1; -; Genomic_DNA.
DR AlphaFoldDB; C4KB97; -.
DR STRING; 85643.Tmz1t_3075; -.
DR KEGG; tmz:Tmz1t_3075; -.
DR eggNOG; COG0440; Bacteria.
DR HOGENOM; CLU_165363_0_0_4; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000002186; Chromosome.
DR GO; GO:0003984; F:acetolactate synthase activity; IEA:UniProtKB-EC.
DR GO; GO:1990610; F:acetolactate synthase regulator activity; IEA:InterPro.
DR GO; GO:0009097; P:isoleucine biosynthetic process; IEA:UniProtKB-UniPathway.
DR GO; GO:0009099; P:valine biosynthetic process; IEA:UniProtKB-UniPathway.
DR CDD; cd04878; ACT_AHAS; 1.
DR Gene3D; 3.30.70.260; -; 1.
DR InterPro; IPR004789; Acetalactate_synth_ssu.
DR InterPro; IPR045865; ACT-like_dom_sf.
DR InterPro; IPR002912; ACT_dom.
DR InterPro; IPR039557; AHAS_ACT.
DR PANTHER; PTHR30239:SF4; ACETOLACTATE SYNTHASE ISOZYME 1 SMALL SUBUNIT; 1.
DR PANTHER; PTHR30239; ACETOLACTATE SYNTHASE SMALL SUBUNIT; 1.
DR Pfam; PF01842; ACT; 1.
DR SUPFAM; SSF55021; ACT-like; 1.
DR PROSITE; PS51671; ACT; 1.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605};
KW Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023304};
KW Reference proteome {ECO:0000313|Proteomes:UP000002186}.
FT DOMAIN 18..91
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
SQ SEQUENCE 104 AA; 12099 MW; 506845F02AC9EC00 CRC64;
MIEQVSDPLP QAGYAKVVLE LDVNNHPGVM SHICNLFARR AFNVEGILCM PVSDGKRSRI
WLLVFEDQRL EQMVRQLEKL EDVLNVRRHG AEHEVFERLE GFFH
//
