21A-31A1;32C-40F
bk1 << Mdh1 << abo << bk2
Dominantly enhances position effect variegation (PEV) at the w locus caused by In(1)wm4, PEV at the B locus caused by Dp(1;Y)BSCV, PEV at the Sb locus caused by T(2;3)SbV and PEV at the bw locus caused by In(2R)bwVDe2.
Compensates for Minute effect of Df(2L)Mdh.
Left limit of break 1 from polytene analysis (citation unavailable) Right limit of break 1 from inclusion of Mdh1 (citation unavailable) Left limit of break 2 from inclusion of abo (FBrf0082710) Right limit of break 2 from polytene analysis (citation unavailable)