The crystal structure of Arabidopsis thaliana CAR4 in complex with two calcium ions

C2-Domain Abscisic Acid-Related Proteins Mediate the Interaction of Pyr/Pyl/Rcar Abscisic Acid Receptors with the Plasma Membrane and Regulate Abscisic Acid Sensitivity in Arabidopsis.

MTTACPARTSSLMDDLLGLLRIRIKRGVNLAVRDISSSDPYVVVKMGKQKLKTRVINKDVNPEWNEDLTLSVTDSNLTVL
LTVYDHDMFSKDDKMGDAEFEIKPYIEALRMQLDGLPSGTIVTTVKPSRRNCLAEESRVTWVDGKLVQDLVLRLRHVECG
EVEAQLQWIDLPGSKGL

LIPID BINDING PROTEIN, CALCIUM BINDING PROTEIN, C2 DOMAIN