Imprecise excision of P{PTT-GB}HP1bCB02849 results in a 1078bp deletion in HP1b.
HP1b86 third instar larvae and adults exhibit significantly decreased activity levels when compared to controls.
HP1b86 adults exhibit reduced food intake, significantly increased resistance to starvation, significantly decreased resistance to oxidative (paraquat feeding, only in females) and heat stress compared to controls.
Body fat levels of HP1b86 adults exhibit an increase in early life and a sharp drop during mid-life different than controls.
HP1b86 acts as an enhancer of variegation for Stubble and white (modifier in females) reporters when compared to controls.