Four copies of a 3bp mutation at the aef1 binding site for Aef1 within the o enhancer.
Tetramerised mutated aef1 site (of the Yp1 o enhancer) has no effect on fat body expression of a Ecol\lacZ reporter gene but represses transcription in ovaries.
Tetramerised mutated aef1 site (of the Yp1 o enhancer) has no effect on fat body expression of a Ecol\lacZ reporter gene but represses transcription in ovaries.