Construct: Genomic fragment including twi sequences from -4.0kb to +3.2kb.
wild-type
twiT71 rescues twiv50
twiT71 fails to rescue twiRY50
twiT71 fails to rescue twiey53
twiT71 fails to rescue twiey62
Fails to rescue twiey53, twiey62 and twiRY50 and completely rescues twiv50.