Deletion derivative of the P{Ins1b} insertion.
Deletion of the right terminal repeat and the core sequence of P{Ins1b}.
Deletion derivative of P{Ins1b} does not stimulate Zw gene expression, Ins2 has no effect. Either the P{KP} or P{KP'} element may be present.
Low activity. Either the P{KP} or P{KP'} element may be present.
Deletion derivative of P{Ins1b} does not stimulate Zw gene expression, Ins2 has no effect. Either the P{KP} or P{KP'} element may be present.
Low activity. Either the P{KP} or P{KP'} element may be present.