ID C4Z7Z3_AGARV Unreviewed; 573 AA.
AC C4Z7Z3;
DT 28-JUL-2009, integrated into UniProtKB/TrEMBL.
DT 28-JUL-2009, sequence version 1.
DT 24-JAN-2024, entry version 101.
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=EUBREC_1250 {ECO:0000313|EMBL:ACR75010.1};
OS Agathobacter rectalis (strain ATCC 33656 / DSM 3377 / JCM 17463 / KCTC 5835
OS / VPI 0990) (Eubacterium rectale).
OC Bacteria; Bacillota; Clostridia; Eubacteriales; Lachnospiraceae;
OC Agathobacter.
OX NCBI_TaxID=515619 {ECO:0000313|EMBL:ACR75010.1, ECO:0000313|Proteomes:UP000001477};
RN [1] {ECO:0000313|EMBL:ACR75010.1, ECO:0000313|Proteomes:UP000001477}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 33656 / DSM 3377 / JCM 17463 / KCTC 5835 / LMG 30912 / VPI
RC 0990 {ECO:0000313|Proteomes:UP000001477};
RX PubMed=19321416; DOI=10.1073/pnas.0901529106;
RA Mahowald M.A., Rey F.E., Seedorf H., Turnbaugh P.J., Fulton R.S.,
RA Wollam A., Shah N., Wang C., Magrini V., Wilson R.K., Cantarel B.L.,
RA Coutinho P.M., Henrissat B., Crock L.W., Russell A., Verberkmoes N.C.,
RA Hettich R.L., Gordon J.I.;
RT "Characterizing a model human gut microbiota composed of members of its two
RT dominant bacterial phyla.";
RL Proc. Natl. Acad. Sci. U.S.A. 106:5859-5864(2009).
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; CP001107; ACR75010.1; -; Genomic_DNA.
DR RefSeq; WP_012742109.1; NC_012781.1.
DR AlphaFoldDB; C4Z7Z3; -.
DR STRING; 515619.EUBREC_1250; -.
DR PaxDb; 515619-EUBREC_1250; -.
DR KEGG; ere:EUBREC_1250; -.
DR HOGENOM; CLU_013748_1_2_9; -.
DR OMA; FILTHHE; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000001477; 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 Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 4..119
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 194..328
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 382..548
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 573 AA; 62665 MW; 45ECBA50D3D6905A CRC64;
MDITGRKLFV KALEEEGVDT IFAYPGGTVT DLFDELYKTN SINLVLPRHE QGLIHEAEGY
AKSTGKVGVC LVTSGPGATN TVTGLADAHY DNVPLVCFTG QVPLPLIGND AFQEVDIVGI
TRNITKYSVT VRDRKDLGKI IKMAFHIART GKPGPVLIDL PKDIQTASGP AEYPDKVEIR
GYRVNDTVHV GQLKRAYKML KSAKKPLILA GGGINVARAN ENLRRFAEAE NVPVVTTIMG
KGAIPTTHPL YVGNCGMHGK YAANKAVSEC DLLFSIGTRF NDRITGDLNE FAPKAKIVHI
DVDTASISRN VVVDVPIVAD ANVALDKLNE WAEPIKTAEW QKQIKAWDEE NPLGMRRDKG
MTPQMIMEHI NKNYKDAIYV TDVGQHQMWA TQYLELDSNS QLLTSGGLGT MGFGLPAAIG
AKIANPDKDV VCISGDGGLQ MNIQELATSV VQGAGVTICV LNNYYLGMVR QMQQLFYGKR
YSATCLRRRK GCPDECKGPN EACPPYTPDF LKLVESYGGH GIRVEKEEDI DAAFAEAKKY
KDVPVIIEFM IATDEIVLPM VKSGNPMSEM ILK
//