Gene Details:

• Gene ID: AT5G16290
• Gene Symbol: AHASS2, AIP3, VAT1
• Gene Name: acetolactate synthase small subunit 2, ALS-INTERACTING PROTEIN3, VALINE-TOLERANT 1
• Description:
• TAIR Accession:
• Genome: Araport11_genome_release
• Species: Arabidopsis thaliana

Transcripts:

Plant Ontology Annotations:

• PO:0009005  — root — raíz (Spanish, exact), radices (exact, plural), radix (exact), 根 (Japanese, exact), aerial root (narrow), climbing root (narrow)

Germplasm Phenotype:

• CS69724  — Two-week-old mutant seedling has obvious increases in free Leu and Val, Ile is also increased. Mutant seed shows increases in free Val, Leu and Ile.
• CS69725  — Two-week-old mutant seedling has obvious increases in free Leu and Val, Ile is also increased. Mutant seed shows increases in free Val, Leu and Ile.
• CS69726  — No visible phenotype
• CS69727  — No visible phenotype
• CS69728  — No visible phenotype
• CS69729  — No visible phenotype
• CS69730  — No visible phenotype
• CS69731  — No visible phenotype
• CS69732  — No visible phenotype
• CS69737  — Reduced free Val and Leu in two week-old seedlings
• CS69738  — Retarded growth, generates very few seeds. No significant changes in free seedling BCAA levels.
• CS69745  — Homozygous double mutant is lethal. ahass1-2/ahass1-2 ahass2-1/AHASS2 mutant seedlings (two-week-old) show increased levels of all BCAAs.
• CS69746  — Homozygous double mutant is lethal. ahass1-1/ahass1-1 ahass2-1/AHASS2 mutant seedlings (two-week-old) show increased levels of all BCAAs.
• CS69749  — Double heterozygous F1 seedling (two-week-old) shows increased levels of all three BCAAs. Leu/Val ratio is increased.
• CS69750  — Double heterozygous F1 seedling (two-week-old) shows increased levels of all three BCAAs
• CS69751  — Double heterozygous F1 seedling (two-week-old) shows increased levels of all three BCAAs
• SALK_020021C  — No obvious morphological phenotype in single mutant.
• aip1/AIP1 aip3/aip3  — Plants segregate for aborted ovules. Cannot recover the aip1/aip3 double homozygote.
• vat1-2  — Can germinate and establish seedlings in MS media supplemented with 2.5 mM valine.

Function-related keywords:

• root

Literature:

• Cloning and functional expression of the small subunit of acetolactate synthase from Nicotiana plumbaginifolia.   DOI:  10.1023/a:1006273224977 ;  PMID:  10487214
• Inactivation of the chloroplast ATP synthase gamma subunit results in high non-photochemical fluorescence quenching and altered nuclear gene expression in Arabidopsis thaliana.   DOI:  10.1074/jbc.M308435200 ;  PMID:  14576160
• Retrograde plastid redox signals in the expression of nuclear genes for chloroplast proteins of Arabidopsis thaliana.   DOI:  10.1074/jbc.M406358200 ;  PMID:  15561727
• Principal transcriptional programs regulating plant amino acid metabolism in response to abiotic stresses.   DOI:  10.1104/pp.108.115733 ;  PMID:  18375600
• Coordinations between gene modules control the operation of plant amino acid metabolic networks.   DOI:  10.1186/1752-0509-3-14 ;  PMID:  19171064
• A survey of dominant mutations in Arabidopsis thaliana.   DOI:  10.1016/j.tplants.2012.08.006 ;  PMID:  22995285
• Acetolactate synthase regulatory subunits play divergent and overlapping roles in branched-chain amino acid synthesis and Arabidopsis development.   DOI:  10.1186/s12870-017-1022-6 ;  PMID:  28388946
• A Regulatory Hierarchy of the Arabidopsis Branched-Chain Amino Acid Metabolic Network.   DOI:  10.1105/tpc.17.00186 ;  PMID:  28522547
• Cloning and functional expression of the small subunit of acetolactate synthase from Nicotiana plumbaginifolia.   DOI:  10.1023/a:1006273224977 ;  PMID:  10487214

Sequences: