Homozygous males show normal levels of courtship: the courtship index and the fraction of males initiating courtship in the presence of decapitated females is not significantly different from that of wild-type males.
ppk19MB05382 flies exhibit a wild-type water-elicited proboscis extension reflex.
ppk19MB05382/ppk19MI02888 is partially rescued by ppk19UAS.cJa/Scer\GAL4ppk.PU