ID D2Q0V3_KRIFD Unreviewed; 244 AA.
AC D2Q0V3;
DT 02-MAR-2010, integrated into UniProtKB/TrEMBL.
DT 02-MAR-2010, sequence version 1.
DT 27-MAR-2024, entry version 73.
DE RecName: Full=acetolactate synthase {ECO:0000256|ARBA:ARBA00013145};
DE EC=2.2.1.6 {ECO:0000256|ARBA:ARBA00013145};
DE AltName: Full=Acetohydroxy-acid synthase small subunit {ECO:0000256|ARBA:ARBA00031510};
GN OrderedLocusNames=Kfla_4887 {ECO:0000313|EMBL:ADB33903.1};
OS Kribbella flavida (strain DSM 17836 / JCM 10339 / NBRC 14399).
OC Bacteria; Actinomycetota; Actinomycetes; Propionibacteriales;
OC Kribbellaceae; Kribbella.
OX NCBI_TaxID=479435 {ECO:0000313|EMBL:ADB33903.1, ECO:0000313|Proteomes:UP000007967};
RN [1] {ECO:0000313|Proteomes:UP000007967}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 17836 / JCM 10339 / NBRC 14399
RC {ECO:0000313|Proteomes:UP000007967};
RG US DOE Joint Genome Institute (JGI-PGF);
RA Lucas S., Copeland A., Lapidus A., Glavina del Rio T., Dalin E., Tice H.,
RA Bruce D., Goodwin L., Pitluck S., Kyrpides N., Mavromatis K., Ivanova N.,
RA Saunders E., Brettin T., Detter J.C., Han C., Larimer F., Land M.,
RA Hauser L., Markowitz V., Cheng J.-F., Hugenholtz P., Woyke T., Wu D.,
RA Pukall R., Klenk H.-P., Eisen J.A.;
RT "The complete genome of Kribbella flavida DSM 17836.";
RL Submitted (SEP-2009) to the EMBL/GenBank/DDBJ databases.
RN [2] {ECO:0000313|EMBL:ADB33903.1, ECO:0000313|Proteomes:UP000007967}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 17836 / JCM 10339 / NBRC 14399
RC {ECO:0000313|Proteomes:UP000007967};
RX PubMed=21304701;
RA Pukall R., Lapidus A., Glavina Del Rio T., Copeland A., Tice H.,
RA Cheng J.-F., Lucas S., Chen F., Nolan M., LaButti K., Pati A., Ivanova N.,
RA Mavrommatis K., Mikhailova N., Pitluck S., Bruce D., Goodwin L., Land M.,
RA Hauser L., Chang Y.-J., Jeffries C.D., Chen A., Palaniappan K., Chain P.,
RA Rohde M., Goeker M., Bristow J., Eisen J.A., Markowitz V., Hugenholtz P.,
RA Kyrpides N.C., Klenk H.-P., Brettin T.;
RT "Complete genome sequence of Kribbella flavida type strain (IFO 14399).";
RL Stand. Genomic Sci. 2:186-193(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|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; CP001736; ADB33903.1; -; Genomic_DNA.
DR AlphaFoldDB; D2Q0V3; -.
DR STRING; 479435.Kfla_4887; -.
DR KEGG; kfl:Kfla_4887; -.
DR eggNOG; COG0440; Bacteria.
DR HOGENOM; CLU_055003_1_3_11; -.
DR OrthoDB; 9787365at2; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000007967; 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 Gene3D; 3.30.70.1150; ACT-like. Chain A, domain 2; 1.
DR InterPro; IPR004789; Acetalactate_synth_ssu.
DR InterPro; IPR027271; Acetolactate_synth/TF_NikR_C.
DR InterPro; IPR019455; Acetolactate_synth_ssu_C.
DR InterPro; IPR045865; ACT-like_dom_sf.
DR InterPro; IPR002912; ACT_dom.
DR InterPro; IPR039557; AHAS_ACT.
DR NCBIfam; TIGR00119; acolac_sm; 1.
DR PANTHER; PTHR30239; ACETOLACTATE SYNTHASE SMALL SUBUNIT; 1.
DR PANTHER; PTHR30239:SF0; ACETOLACTATE SYNTHASE SMALL SUBUNIT 1, CHLOROPLASTIC; 1.
DR Pfam; PF01842; ACT; 1.
DR Pfam; PF10369; ALS_ss_C; 1.
DR SUPFAM; SSF55021; ACT-like; 2.
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:UP000007967};
KW Transferase {ECO:0000313|EMBL:ADB33903.1}.
FT DOMAIN 5..79
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT REGION 160..244
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 189..222
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 223..244
FT /note="Pro residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 244 AA; 25561 MW; A851AEE11D03ADC8 CRC64;
MSKHTLSILV ENKHGVLARV AALISRRGFN IDSLAVGPTE HPEISRMTIA VSVDEQPLEQ
ITKQLNKLVN VIKIVELEPT QTVQRELLLV KVKADTLTRG QVLETVQLFR AKVVDVAPDA
ITIEATGNPE KLEAMLRVLE PFGVRELVQS GMVAIGRGGR SISDRTLRPV PVPPPHVASG
APALQARPAG QTATAQTPAQ TPTASAPTGS ASGQSTPGGQ PSGSPSHPVP APPPGRPAAP
ARHG
//
