43C1-43D1;43E15-43F1
43C1-43D1;43E15-43F1
bk1 << Gapdh1 << bk2
No effect on In(1)wm4h position-effect variegation.
Recovered as apparent cn double recombinant from test crosses of dysgenic-type males that were heterozygous for a maternally derived dp b cn bw second chromosome and paternally derived autosomes extracted from natural populations and capable of promoting male recombination.
All limits from polytene analysis (FBrf0050576)