ID   A0A1M3PAL8_9SPHN        Unreviewed;       581 AA.
AC   A0A1M3PAL8;
DT   15-MAR-2017, integrated into UniProtKB/TrEMBL.
DT   15-MAR-2017, sequence version 1.
DT   10-FEB-2021, entry version 17.
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=BGP16_01760 {ECO:0000313|EMBL:OJY63628.1};
OS   Sphingobium sp. 66-54.
OC   Bacteria; Proteobacteria; Alphaproteobacteria; Sphingomonadales;
OC   Sphingomonadaceae; Sphingobium.
OX   NCBI_TaxID=1895845 {ECO:0000313|EMBL:OJY63628.1, ECO:0000313|Proteomes:UP000184057};
RN   [1] {ECO:0000313|EMBL:OJY63628.1, ECO:0000313|Proteomes:UP000184057}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=66-54 {ECO:0000313|EMBL:OJY63628.1};
RA   Kantor R.S., Huddy R.J., Iyer R., Thomas B.C., Brown C.T., Anantharaman K.,
RA   Tringe S., Hettich R.L., Harrison S.T., Banfield J.F.;
RT   "Genome-resolved meta-omics ties microbial dynamics to process performance
RT   in biotechnology for thiocyanate degradation.";
RL   Submitted (SEP-2016) 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|ARBA:ARBA00000673,
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   -!- CAUTION: The sequence shown here is derived from an EMBL/GenBank/DDBJ
CC       whole genome shotgun (WGS) entry which is preliminary data.
CC       {ECO:0000313|EMBL:OJY63628.1}.
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DR   EMBL; MKWI01000024; OJY63628.1; -; Genomic_DNA.
DR   UniPathway; UPA00047; UER00055.
DR   UniPathway; UPA00049; UER00059.
DR   Proteomes; UP000184057; 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: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   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; IPR011766; TPP_enzyme-bd_C.
DR   Pfam; PF02775; TPP_enzyme_C; 1.
DR   Pfam; PF00205; TPP_enzyme_M; 1.
DR   Pfam; PF02776; TPP_enzyme_N; 1.
DR   SUPFAM; SSF52467; SSF52467; 1.
DR   SUPFAM; SSF52518; SSF52518; 2.
DR   TIGRFAMs; TIGR00118; acolac_lg; 1.
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|ARBA:ARBA00023052,
KW   ECO:0000256|RuleBase:RU003591};
KW   Transferase {ECO:0000256|ARBA:ARBA00022679, ECO:0000256|RuleBase:RU003591}.
FT   DOMAIN          5..170
FT                   /note="TPP_enzyme_N"
FT                   /evidence="ECO:0000259|Pfam:PF02776"
FT   DOMAIN          194..331
FT                   /note="TPP_enzyme_M"
FT                   /evidence="ECO:0000259|Pfam:PF00205"
FT   DOMAIN          394..541
FT                   /note="TPP_enzyme_C"
FT                   /evidence="ECO:0000259|Pfam:PF02775"
SQ   SEQUENCE   581 AA;  62747 MW;  B802DDF4195F16A4 CRC64;
     MAERSGADIL VQCLVDLGVD TVFGYPGGAV LPIYDTIYEH PTIKHVLVRH EQAAAHAAEG
     YARSTGKPGV VLVTSGPGAT NAITGITDAL MDSIPIVVIT GQVATHLIGS DAFQEADTVG
     LTRHCTKHNY LVKDPGDLAR VIHEAFYIAT AGRPGPVVID IPKDVQVATA EYERPALNAH
     PRYQPQVEPD PEAIARAADL IAAAERPIIY SGGGIINSGP EASAALRALA EMTGAPVTST
     LMGLGAFPAS SPQWLGMLGM HGTYESNWAM NQADLILCLG ARFDDRVTGR LDAFAPNSKK
     IHVDIDRSSI NKIIPVDIPI VADSGRAIEA LIAALKARGF KKPDLRDWWH RIEEWRARKS
     LDYIEMGKEI MPQRAIAALY EATRGRQTII TTEVGQHQMW AAQHFHFDAP NKWLTSGGLG
     TMGYGFPAAI GAQLGNPDAL VIDIAGDASI QMNIQELGTV IQYGLPVKIF ILNNEYMGMV
     RQWQELTYES RYSHSYSDSL PNFVKLAEAY GARGIRIETR DQLEAGIAEM IAHPGPVVVD
     CHVVKLSNCF PMIPSGAAHT DMLLDPSQVS GIMDDEAKAL V
//