PCBCB-0292-3/PCBCB-0292-3 is semi-lethal and adult flies show severe reductions in 1hr memory. PCBCB-0292-3/+ heterozygotes are viable, show significant 1hr memory defects compared to wild type (1 day old) and show significant suppression of age-related memory impairment (AMI) seen in wild type (15 days and older).