ATPGP1 (ARABIDOPSIS THALIANA P GLYCOPROTEIN1); calmodulin binding. Identical to Multidrug resistance protein 1 (MDR1) [Arabidopsis Thaliana] (GB:Q9ZR72;GB:Q8L6X6); similar to ATMDR11/ATPGP19/MDR1/MDR11/PGP19 (P-GLYCOPROTEIN 19), ATPase, coupled to transmembrane movement of substances / auxin efflux transmembrane transporter [Arabidopsis thaliana] (TAIR:AT3G28860.1); similar to PGP13 (P-GLYCOPROTEIN 13), ATPase, coupled to transmembrane movement of substances [Arabidopsis thaliana] (TAIR:AT1G27940.1); similar to PGP14 (P-GLYCOPROTEIN 14), ATPase, coupled to transmembrane movement of substances [Arabidopsis thaliana] (TAIR:AT1G28010.1); simila