36F;89B9
36F;89B
bk2 hits Sb
Break in the Sb region close to (within 2-3kb) 5' end of Sb transcription unit.
Limits of break 1 from polytene analysis (FBrf0051930) Limits of break 2 from complementation mapping against Sb (FBrf0088194)
Chromosome acts as a strong trans-suppressor of a physical interaction between tandemly duplicated copies of w+, an interaction that is required for the suppression of genes by z1.
Limits of break 1 from polytene analysis (FBrf0051930) Limits of break 2 from complementation mapping against Sb (FBrf0088194)