ID A0A1S4BDR4_TOBAC Unreviewed; 486 AA.
AC A0A1S4BDR4;
DT 12-APR-2017, integrated into UniProtKB/TrEMBL.
DT 12-APR-2017, sequence version 1.
DT 27-MAR-2024, entry version 33.
DE SubName: Full=Acetolactate synthase small subunit 1, chloroplastic-like {ECO:0000313|RefSeq:XP_016487070.1};
GN Name=LOC107807238 {ECO:0000313|RefSeq:XP_016487070.1};
OS Nicotiana tabacum (Common tobacco).
OC Eukaryota; Viridiplantae; Streptophyta; Embryophyta; Tracheophyta;
OC Spermatophyta; Magnoliopsida; eudicotyledons; Gunneridae; Pentapetalae;
OC asterids; lamiids; Solanales; Solanaceae; Nicotianoideae; Nicotianeae;
OC Nicotiana.
OX NCBI_TaxID=4097 {ECO:0000313|Proteomes:UP000084051, ECO:0000313|RefSeq:XP_016487070.1};
RN [1] {ECO:0000313|Proteomes:UP000084051}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=cv. TN90 {ECO:0000313|Proteomes:UP000084051};
RX PubMed=24807620; DOI=10.1038/ncomms4833;
RA Sierro N., Battey J.N., Ouadi S., Bakaher N., Bovet L., Willig A.,
RA Goepfert S., Peitsch M.C., Ivanov N.V.;
RT "The tobacco genome sequence and its comparison with those of tomato and
RT potato.";
RL Nat. Commun. 5:3833-3833(2014).
RN [2] {ECO:0000313|RefSeq:XP_016487070.1}
RP IDENTIFICATION.
RG RefSeq;
RL Submitted (NOV-2023) to UniProtKB.
CC -!- PATHWAY: Amino-acid biosynthesis; L-isoleucine biosynthesis; L-
CC isoleucine from 2-oxobutanoate: step 1/4.
CC {ECO:0000256|ARBA:ARBA00004974}.
CC -!- PATHWAY: Amino-acid biosynthesis; L-valine biosynthesis; L-valine from
CC pyruvate: step 1/4. {ECO:0000256|ARBA:ARBA00005025}.
CC -!- SIMILARITY: Belongs to the acetolactate synthase small subunit family.
CC {ECO:0000256|ARBA:ARBA00006341}.
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DR RefSeq; XP_016487070.1; XM_016631584.1.
DR AlphaFoldDB; A0A1S4BDR4; -.
DR SMR; A0A1S4BDR4; -.
DR STRING; 4097.A0A1S4BDR4; -.
DR PaxDb; 4097-A0A1S4BDR4; -.
DR GeneID; 107807238; -.
DR KEGG; nta:107807238; -.
DR OMA; ANWGVLY; -.
DR OrthoDB; 89649at2759; -.
DR UniPathway; UPA00047; UER00055.
DR UniPathway; UPA00049; UER00059.
DR Proteomes; UP000084051; Unplaced.
DR GO; GO:0005829; C:cytosol; IBA:GO_Central.
DR GO; GO:0003984; F:acetolactate synthase activity; IBA:GO_Central.
DR GO; GO:1990610; F:acetolactate synthase regulator activity; IEA:InterPro.
DR GO; GO:0009097; P:isoleucine biosynthetic process; IBA:GO_Central.
DR GO; GO:0009099; P:valine biosynthetic process; IBA:GO_Central.
DR CDD; cd04878; ACT_AHAS; 2.
DR Gene3D; 3.30.70.260; -; 2.
DR Gene3D; 3.30.70.1150; ACT-like. Chain A, domain 2; 2.
DR InterPro; IPR004789; Acetalactate_synth_ssu.
DR InterPro; IPR027271; Acetolactate_synth/TF_NikR_C.
DR InterPro; IPR019455; Acetolactate_synth_ssu_C.
DR InterPro; IPR045865; ACT-like_dom_sf.
DR InterPro; IPR002912; ACT_dom.
DR InterPro; IPR039557; AHAS_ACT.
DR NCBIfam; TIGR00119; acolac_sm; 2.
DR PANTHER; PTHR30239; ACETOLACTATE SYNTHASE SMALL SUBUNIT; 1.
DR PANTHER; PTHR30239:SF0; ACETOLACTATE SYNTHASE SMALL SUBUNIT 1, CHLOROPLASTIC; 1.
DR Pfam; PF01842; ACT; 1.
DR Pfam; PF13710; ACT_5; 1.
DR Pfam; PF10369; ALS_ss_C; 2.
DR SUPFAM; SSF55021; ACT-like; 4.
DR PROSITE; PS51671; ACT; 2.
PE 3: Inferred from homology;
KW Amino-acid biosynthesis {ECO:0000256|ARBA:ARBA00022605};
KW Branched-chain amino acid biosynthesis {ECO:0000256|ARBA:ARBA00023304};
KW Reference proteome {ECO:0000313|Proteomes:UP000084051}.
FT DOMAIN 86..158
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT DOMAIN 318..392
FT /note="ACT"
FT /evidence="ECO:0000259|PROSITE:PS51671"
FT REGION 50..80
FT /note="Disordered"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
FT COMPBIAS 50..66
FT /note="Polar residues"
FT /evidence="ECO:0000256|SAM:MobiDB-lite"
SQ SEQUENCE 486 AA; 52591 MW; A97A50220802EB32 CRC64;
MAAAATATGL SKKNLLPALS KPTLPSKLGR RNFSFGLKKL SPVITTANAV ASSSGSGSTD
NGAVSVTRTA PPLPPSPSTS RVKCHTISVF VGDESGIINR IAGVFARRGY NIESLAVGLN
KDKALFTIVV SGTEKVLQQV VEQLNKLVNV LKVEDLSREP QVERELMLIK LNADASTKAE
IMWLVDIFRG KIVDISEHFL TIEVTGDPGK MAAVLRNLSK FGIKELARTG KIALRREKMG
EDAPFWRFSA ASYPDLEEKI PSVGILNNKS QPIANEASND SRGDVYPVES SDDISVQVLD
AHWGYLYDGD LSGLRSHTIS MLVNNAPGVL NLITGVISRR GYNVQSLAVG PAESEGLSRI
TTVVPGTDET IGKLVKQFYK LVDIHEVQDI THLPFAEREL MLIKVAANAT ARRDVLDIAS
IFRAKPVDVS DHTVTLELTG DFNKLLALQR LLEPYGICEV ARTGRIALVR ESGVDSTSLR
GYPLPL
//
