ID V2TAG5_9GAMM Unreviewed; 575 AA.
AC V2TAG5;
DT 22-JAN-2014, integrated into UniProtKB/TrEMBL.
DT 22-JAN-2014, sequence version 1.
DT 27-MAR-2024, entry version 51.
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=P256_01345 {ECO:0000313|EMBL:ESK39663.1};
OS Acinetobacter nectaris CIP 110549.
OC Bacteria; Pseudomonadota; Gammaproteobacteria; Moraxellales; Moraxellaceae;
OC Acinetobacter.
OX NCBI_TaxID=1392540 {ECO:0000313|EMBL:ESK39663.1, ECO:0000313|Proteomes:UP000023785};
RN [1] {ECO:0000313|EMBL:ESK39663.1, ECO:0000313|Proteomes:UP000023785}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=CIP 110549 {ECO:0000313|EMBL:ESK39663.1,
RC ECO:0000313|Proteomes:UP000023785};
RG The Broad Institute Genomics Platform;
RG The Broad Institute Genome Sequencing Center for Infectious Disease;
RA Cerqueira G., Feldgarden M., Courvalin P., Grillot-Courvalin C.,
RA Clermont D., Rocha E., Yoon E.-J., Nemec A., Young S.K., Zeng Q.,
RA Gargeya S., Fitzgerald M., Abouelleil A., Alvarado L., Berlin A.M.,
RA Chapman S.B., Gainer-Dewar J., Goldberg J., Gnerre S., Griggs A., Gujja S.,
RA Hansen M., Howarth C., Imamovic A., Ireland A., Larimer J., McCowan C.,
RA Murphy C., Pearson M., Poon T.W., Priest M., Roberts A., Saif S., Shea T.,
RA Sykes S., Wortman J., Nusbaum C., Birren B.;
RT "The Genome Sequence of Acinetobacter nectaris CIP 110549.";
RL Submitted (OCT-2013) 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:ESK39663.1}.
CC ---------------------------------------------------------------------------
CC Copyrighted by the UniProt Consortium, see https://www.uniprot.org/terms
CC Distributed under the Creative Commons Attribution (CC BY 4.0) License
CC ---------------------------------------------------------------------------
DR EMBL; AYER01000004; ESK39663.1; -; Genomic_DNA.
DR RefSeq; WP_023272976.1; NZ_KI530723.1.
DR AlphaFoldDB; V2TAG5; -.
DR STRING; 1392540.P256_01345; -.
DR PATRIC; fig|1392540.3.peg.1306; -.
DR eggNOG; COG0028; Bacteria.
DR HOGENOM; CLU_013748_1_3_6; -.
DR OrthoDB; 9785953at2; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000023785; 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 CATALYTIC SUBUNIT, MITOCHONDRIAL; 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:UP000023785};
KW Thiamine pyrophosphate {ECO:0000256|RuleBase:RU003591};
KW Transferase {ECO:0000256|RuleBase:RU003591}.
FT DOMAIN 5..118
FT /note="Thiamine pyrophosphate enzyme N-terminal TPP-
FT binding"
FT /evidence="ECO:0000259|Pfam:PF02776"
FT DOMAIN 196..330
FT /note="Thiamine pyrophosphate enzyme central"
FT /evidence="ECO:0000259|Pfam:PF00205"
FT DOMAIN 396..545
FT /note="Thiamine pyrophosphate enzyme TPP-binding"
FT /evidence="ECO:0000259|Pfam:PF02775"
SQ SEQUENCE 575 AA; 63164 MW; D80646777FCCCAF3 CRC64;
MELLSGGEML VRALADEGVE QVFGYPGGAV LHIYDALFRQ DKIQHYLVRH EQAAGHMADA
YARVTGKTGV VLVTSGPGAT NTVTPIATAY MDSIPMVVLS GQVASHLIGE DAFQETDMVG
VSRPIVKHSF QVRHASEIPE IIKKAFYIAS SGRPGPVVID IPKDATNPVD KFAYEYPDKV
KMRSYQPPSR GHAGQIRKAV DELITAKRPV IYTGGGLVQG NGSELLTEIA HLLNYPVTST
LMGLGGFDGT DAQFLGMLGM HGTYEANMAM HNADVIFAIG ARFDDRVTNS PARFCPNAKI
IHIDIDPASI SKTILAHIPI VGAVEPVLQE MLAQLKQLDV SKPNEETISG WWKQIDEWRT
YHGLQYAPAA NNLIKPQQAI EALYKVTNGD AIITSDVGQH QMFSAMYYKY KRPRQWVNSG
GLGTMGVGLP YAMGAKLAHP DQQVVCVTGD GSIQMCIQEL STCKQYDLNV KILCLNNGSL
GMVRQWQDMN YEGRHSQSYV ESLPDFTKLM EAYGHVAITI NHADELEEKL AEAMAINDKC
VFINVMVEHS EHVYPMQIPG QAMKDMWLAK GERTS
//
