ID A0A081KFZ7_9GAMM Unreviewed; 551 AA.
AC A0A081KFZ7;
DT 29-OCT-2014, integrated into UniProtKB/TrEMBL.
DT 29-OCT-2014, sequence version 1.
DT 24-JAN-2024, entry version 43.
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=GV64_22275 {ECO:0000313|EMBL:KEI73073.1};
OS Endozoicomonas elysicola.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Oceanospirillales;
OC Endozoicomonadaceae; Endozoicomonas.
OX NCBI_TaxID=305900 {ECO:0000313|EMBL:KEI73073.1, ECO:0000313|Proteomes:UP000027997};
RN [1] {ECO:0000313|EMBL:KEI73073.1, ECO:0000313|Proteomes:UP000027997}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=DSM 22380 {ECO:0000313|EMBL:KEI73073.1,
RC ECO:0000313|Proteomes:UP000027997};
RA Neave M.J., Apprill A., Voolstra C.R.;
RT "Whole Genome Sequences of Three Symbiotic Endozoicomonas Bacteria.";
RL Submitted (JUN-2014) 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|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:KEI73073.1}.
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DR EMBL; JOJP01000001; KEI73073.1; -; Genomic_DNA.
DR RefSeq; WP_020582259.1; NZ_JOJP01000001.1.
DR AlphaFoldDB; A0A081KFZ7; -.
DR STRING; 305900.GV64_22275; -.
DR eggNOG; COG0028; Bacteria.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000027997; 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:SF142; ACETOLACTATE SYNTHASE; 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}; Magnesium {ECO:0000256|RuleBase:RU003591};
KW Metal-binding {ECO:0000256|RuleBase:RU003591};
KW Reference proteome {ECO:0000313|Proteomes:UP000027997};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591, ECO:0000313|EMBL:KEI73073.1}.
FT DOMAIN 1..116
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 190..322
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 377..525
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 551 AA; 59932 MW; 71E6FE9A54D96977 CRC64;
MNGAEAIVQT LIHHGVDTVF GYPGGTIMPL YDALFDSPIE HLLCRHEQGA GFSAIGYARS
SHRTGVCIAT SGPGATNLIT ALADAMMDSV PIVAITGQVP TGAIGTDAFQ EIDILGLSMA
CTKHSFLVTE PETLCQTLHQ AFTLARSGRP GPVLVDIPKD IQQAIASWHP PLDLVANNFH
PEKVESDNLH KALGLITSSS RPVAYIGGGV GMANATEELR QFLNITGIPS VCTLKGLGTV
NADDPSYLGM LGMHGTRAAN TAVQMCDLLI VAGARFDDRV TGKLEAFAPD AKVIHIDIDP
AEVNKRRPAD ITFHQPMQWV LAGLSTHLQN NEWADYCQQL KTEHQWQYNK PGDDIYAPLL
LNQLSQRLPD NAIVSCDVGQ HQMWVAQHMT FHHTHNHLTS GGLGTMGFGL PAAIGAALAR
PNDPVVLVSG DGSFMMNIQE LNTIRRRQLP IKIVLLDNQK LGMVRQWQEL FYDGRYSETD
LSDNPDFITL AHAFGIGGKV ITHRDEVTCA LDEMLDIEGP WLLHVRIDAM ENVWPLVPPG
ASNHEMLEKS S
//