The aminoalcoholphosphotransferase is the key gene in the biosynthesis of phosphatidylcholine in Arabidopsis. Evaluating the effect of the second isoform of that gene, a T-DNA insertion mutant i.e. aapt2 was used. Comparison of aapt2 and wild type (WT) showed this line differs in the number of traits. There was a very significant ...