The ninaE promoter drives expression of trp which is tagged at the N-terminal end with a tag cassette composed of Tag:polyHis, Tag:SBP, Tag:MYC and Tag:CS(TEVp).
trpninaE.Tag:SBP rescues trp9
Expression of trpninaE.T:Zzzz\SBP rescues the electroretinogram defects of trp9 flies.