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Database: UniProt
Entry: F4KSJ0_HALH1
LinkDB: F4KSJ0_HALH1
Original site: F4KSJ0_HALH1 
ID   F4KSJ0_HALH1            Unreviewed;       580 AA.
AC   F4KSJ0;
DT   28-JUN-2011, integrated into UniProtKB/TrEMBL.
DT   28-JUN-2011, sequence version 1.
DT   24-JAN-2024, entry version 70.
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=Halhy_6525 {ECO:0000313|EMBL:AEE54341.1};
OS   Haliscomenobacter hydrossis (strain ATCC 27775 / DSM 1100 / LMG 10767 / O).
OC   Bacteria; Bacteroidota; Saprospiria; Saprospirales; Haliscomenobacteraceae;
OC   Haliscomenobacter.
OX   NCBI_TaxID=760192 {ECO:0000313|EMBL:AEE54341.1, ECO:0000313|Proteomes:UP000008461};
RN   [1] {ECO:0000313|EMBL:AEE54341.1, ECO:0000313|Proteomes:UP000008461}
RP   NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC   STRAIN=ATCC 27775 / DSM 1100 / LMG 10767 / O
RC   {ECO:0000313|Proteomes:UP000008461};
RX   PubMed=21886862; DOI=10.4056/sigs.1964579;
RG   US DOE Joint Genome Institute (JGI-PGF);
RA   Daligault H., Lapidus A., Zeytun A., Nolan M., Lucas S., Del Rio T.G.,
RA   Tice H., Cheng J.F., Tapia R., Han C., Goodwin L., Pitluck S., Liolios K.,
RA   Pagani I., Ivanova N., Huntemann M., Mavromatis K., Mikhailova N., Pati A.,
RA   Chen A., Palaniappan K., Land M., Hauser L., Brambilla E.M., Rohde M.,
RA   Verbarg S., Goker M., Bristow J., Eisen J.A., Markowitz V., Hugenholtz P.,
RA   Kyrpides N.C., Klenk H.P., Woyke T.;
RT   "Complete genome sequence of Haliscomenobacter hydrossis type strain (O).";
RL   Stand. Genomic Sci. 4:352-360(2011).
RN   [2]
RP   NUCLEOTIDE SEQUENCE.
RC   STRAIN=DSM 1100;
RG   US DOE Joint Genome Institute (JGI-PGF);
RA   Lucas S., Han J., Lapidus A., Bruce D., Goodwin L., Pitluck S., Peters L.,
RA   Kyrpides N., Mavromatis K., Ivanova N., Ovchinnikova G., Pagani I.,
RA   Daligault H., Detter J.C., Han C., Land M., Hauser L., Markowitz V.,
RA   Cheng J.-F., Hugenholtz P., Woyke T., Wu D., Verbarg S., Frueling A.,
RA   Brambilla E., Klenk H.-P., Eisen J.A.;
RT   "Complete sequence of chromosome of Haliscomenobacter hydrossis DSM 1100.";
RL   Submitted (APR-2011) 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}.
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DR   EMBL; CP002691; AEE54341.1; -; Genomic_DNA.
DR   AlphaFoldDB; F4KSJ0; -.
DR   STRING; 760192.Halhy_6525; -.
DR   KEGG; hhy:Halhy_6525; -.
DR   eggNOG; COG0028; Bacteria.
DR   HOGENOM; CLU_013748_1_3_10; -.
DR   OMA; CFGTSGP; -.
DR   OrthoDB; 4494979at2; -.
DR   UniPathway; UPA00047; UER00055.
DR   UniPathway; UPA00049; UER00059.
DR   Proteomes; UP000008461; 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, 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:UP000008461};
KW   Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW   Transferase {ECO:0000256|RuleBase:RU003591, ECO:0000313|EMBL:AEE54341.1}.
FT   DOMAIN          20..135
FT                   /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT                   binding"
FT                   /evidence="ECO:0000259|Pfam:PF02776"
FT   DOMAIN          213..347
FT                   /note="Thiamine pyrophosphate enzyme central"
FT                   /evidence="ECO:0000259|Pfam:PF00205"
FT   DOMAIN          409..556
FT                   /note="Thiamine pyrophosphate enzyme TPP-binding"
FT                   /evidence="ECO:0000259|Pfam:PF02775"
SQ   SEQUENCE   580 AA;  63537 MW;  921D1F76B69B9834 CRC64;
     MESSQATATM PEQPKAAAQM TGAAAVLQCL LEEGVDTIFG YPGGAIMPIY DALYDYKDRL
     RHILPRHEQG AVHAAEGYAR ATRKIGVAMA TSGPGAMNLV TGLADALLDS TPIVCITGQV
     FFHLLGTDAF QETDVINTTM PVTKWNVQVT RADQIPAAMA KAFHIANTGR PGPVLVDITK
     NAQNELFEFP VYERKPIIRS YHPANRPDIL ALRDAAELIN NAQKPMILAG HGIQIAHAQE
     VFKEFVEKTG IPLACTIHGL SSIPNEHPLH MGMLGMHGNY GANIKQNECD VLIAIGMRFD
     DRVTGRLDKY AKQAKVIHIE IDPSEINKNV HAHVPILADA KAALKGLLPL VKEKSYPEWL
     AEFHACDDIE YSKVIHRDMQ PTPLGELRMG MVVNEVSEQT KGMAIVATDV GQHQMVAARY
     YKFKDTNQWV SSGGAGTMGY GLPAAMGAKM ACPERQTVAF IGDGGFQMTI QELGTCAQWN
     IGVKIILLDN NFLGMVRQWQ QLFFERRYSA VELVNPNFIK IAEGFGVAGR HITKPEELQE
     AVAEMLAHDG PYLLHVSVEK EENIFPMVPS GAAVDEIVLE
//
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