Included within a 2.4kb BglII fragment spanning from nucleotides 22690254 through 22692698 (Release 3.1), i.e. the entire transcription unit for ms(3)K81, and extending from exon 2 of Rb97D to exon 2 of ro.
Position of rescue fragment on reference sequence inferred by FlyBase curator.
ms(3)K81+t2.4 rescues Df(3R)ms(3)K81-2