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Database: UniProt
Entry: A3J5T4_9FLAO
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Original site: A3J5T4_9FLAO 
ID   A3J5T4_9FLAO            Unreviewed;       581 AA.
AC   A3J5T4;
DT   03-APR-2007, integrated into UniProtKB/TrEMBL.
DT   03-APR-2007, sequence version 1.
DT   24-JAN-2024, entry version 87.
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=FBBAL38_11414 {ECO:0000313|EMBL:EAZ94950.1};
OS   Flavobacteria bacterium BAL38.
OC   Bacteria; Bacteroidota; Flavobacteriia; Flavobacteriales.
OX   NCBI_TaxID=391598 {ECO:0000313|EMBL:EAZ94950.1, ECO:0000313|Proteomes:UP000003784};
RN   [1] {ECO:0000313|EMBL:EAZ94950.1, ECO:0000313|Proteomes:UP000003784}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=BAL38 {ECO:0000313|EMBL:EAZ94950.1,
RC   ECO:0000313|Proteomes:UP000003784};
RA   Hagstrom A., Ferriera S., Johnson J., Kravitz S., Beeson K., Sutton G.,
RA   Rogers Y.-H., Friedman R., Frazier M., Venter J.C.;
RL   Submitted (MAR-2007) 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   -!- 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   -!- 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:EAZ94950.1}.
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DR   EMBL; AAXX01000004; EAZ94950.1; -; Genomic_DNA.
DR   AlphaFoldDB; A3J5T4; -.
DR   eggNOG; COG0028; Bacteria.
DR   OrthoDB; 4494979at2; -.
DR   UniPathway; UPA00047; UER00055.
DR   UniPathway; UPA00049; UER00059.
DR   Proteomes; UP000003784; 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   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, CHLOROPLASTIC; 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}; FAD {ECO:0000256|ARBA:ARBA00022827};
KW   Flavoprotein {ECO:0000256|ARBA:ARBA00022630};
KW   Magnesium {ECO:0000256|RuleBase:RU003591};
KW   Metal-binding {ECO:0000256|RuleBase:RU003591};
KW   Reference proteome {ECO:0000313|Proteomes:UP000003784};
KW   Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW   Transferase {ECO:0000256|RuleBase:RU003591}.
FT   DOMAIN          20..135
FT                   /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT                   binding"
FT                   /evidence="ECO:0000259|Pfam:PF02776"
FT   DOMAIN          210..343
FT                   /note="Thiamine pyrophosphate enzyme central"
FT                   /evidence="ECO:0000259|Pfam:PF00205"
FT   DOMAIN          406..553
FT                   /note="Thiamine pyrophosphate enzyme TPP-binding"
FT                   /evidence="ECO:0000259|Pfam:PF02775"
SQ   SEQUENCE   581 AA;  63853 MW;  C7327F4D68F8B20F CRC64;
     MNTLEIKETE KQKSETLVSG SVAVIEALLA ENITTIFGYP GGAIMPIYDA LFDYKKQLNH
     ILVRHEQGAI HAAQGLARVS GATGVVFATS GPGATNLVTG LADAMIDSTP LVCITGQVFA
     HLLGTDAFQE TDIVNITSPV TKWNYQITDA SEIPSVLAKA FYIAKSGRPG PVLIDITKNA
     QLQLFNYSGY EKCEFIRSYK PQPDVRVSYI EQAAEIINQA KKPFVIFGQG VILGNAEKEF
     LQFIEKTGIP AAWTIMGMSA IPTNHPLAVG MLGMHGNYAP NLFTNECDVL IAIGMRFDDR
     VTGRLDKYAK QAQIIHLDID PAEIDKNVLV SIPVWGNCKE TLPLLTERVA QKSHQEWISK
     FHKAIEVETE KLIKPELFPS EGEITMGEVI QLINELTNGE AVMVTDVGQH QMITCRYSHQ
     NKTRSNITSG GLGTMGFALP AAIGAKYGAP ERTVIAVMGD GGAQMNIQEL GTIMQFKPNV
     KILILNNSFL GMVRQWQELF HEKRYSFTDI QSPDFVQVAK GYGIKGNKVA LREKLKSALQ
     EMIDCPESFL LEVAVRMEDN VFPMVPQGKG VSEIVLCKED I
//
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