Deletion of a G nucleotide at position +254 of the corresponding cl mRNA that introduces a premature stop codon. This is predicted to result in a truncated protein of 51 amino acid residues.
Larval Malpighian tubes yellow.
Eye colour: darker than cl1. RK1.
cl2 is rescued by Scer\GAL4unspecified/clUAS.cGa
Terry, 1928.