The Basic Domain of IBH1 Is Not Required for Its Function in Inhibition of Cell Elongation.
(A) Various degrees of dwarf phenotype observed among T1 plants overexpressing wild-type IBH1.
(B) Number and percentage of transgenic plants showing each category of phenotype severity observed among populations of transgenic plants overexpressing wild-type IBH1 or mutant IBH1 containing deletion of the basic domain (IBH1ΔB) or of the AS domain (IBH1ΔAS).
[See online article for color version of this figure.]