Clonal analysis reveals homozygous clones are wild type.
Hsp83H3, sina4 has secondary pigment cell phenotype
Dominant enhancer of the sina4 homozygous mutant phenotype, photoreceptor cell R7 is missing and also one or two outer receptor cells. An additional phenotype is also seen: missing secondary pigment cells.
T. Cutforth and G. Rubin.