9.1kb BamHI-SstI genomic fragment including the mib2, Catsup and the 5' half of the Acn transcription unit.
9.1kb BamHI-SstII genomic fragment including the l(2)37Be, Catsup and the 5' half of the l(2)37Ba transcription unit.
wild-type
Able to rescue the l(2)37Be- phenotype.