General information

Mutant name sad1
Mutant/Transgenic plant mutant
Ecotype C24
Mutagenesis type EMS
Dominant/Recessive/Semi-dominant recessive
PMID 11740939
CommentThe growth of mutant seedlings was arrested by ABA at a concertration of 0.1μM.

Mutated genes

Locus name Alias Hormone Mutated site Paper description
AT5G48870 SAD1 abscisic acid A single G to A nucleotide change was found in sad1 mutant plants. encodes a polypeptide similar to multifunctional sm-like U6 small nuclear ribonucleoproteins, supersensitive to ABA and drought1(sad1)

Phenotype information

Organ AttributeNo hormoneabscisic acid
Root Primary root-short
Cotyledon/Leaf Leaf colordark green leaf-
Rounded or narrow leavesrounded leaves-
Hypocotyl/Stem Plant heightdwarf, reduced height-
Silique/Seed Germination ratedelayedfurther delayed
Loss of seed dormancyan increased dormancy-
Stress Drought-hypersensitive