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
//