IQD15 (IQ-domain 15); calmodulin binding. similar to IQD17 (IQ-domain 17), calmodulin binding [Arabidopsis thaliana] (TAIR:AT4G00820.1); similar to hypothetical protein [Vitis vinifera] (GB:CAN76669.1); contains InterPro domain IQ calmodulin-binding region (InterPro:IPR000048)