The PYL4 A194T mutant uncovers a key role of PYR1-LIKE4/PROTEIN PHOSPHATASE 2CA interac- tion for abscisic acid signaling and plant drought resis- tance. Plant Physiol 163: 441-455, 2013.Pizzio GA, Rodriguez L, Antoni R, Gonzalez-Guzman M, Yunta C, Merilo E, Kollist H, Albert A,...