Muscle type-specific expression of Zasp52 isoforms in Drosophila

► Zasp52 is a PDZ-LIM domain protein of the Alp/Enigma family. ► Zasp52 localizes to Z disks in all muscle types, heart, somatic and visceral muscle. ► Zasp52 alternative splicing generates 6 different LIM domains. ► Zasp52 LIM1b domain is not expressed in visceral muscles.