Ain't that a Sidekick in the head.
D000818:Animals; D029721:Drosophila Proteins; D005136:Eye Proteins / Q000378:metabolism*; D007136:Immunoglobulins / Q000378:metabolism; D019476:Insect Proteins / Q000378:metabolism; D008565:Membrane Proteins / Q000378:metabolism*; D019006:Neural Cell Adhesion Molecules; D009474:Neurons / Q000502:physiology*; D012160:Retina / Q000166:cytology / Q000378:metabolism; D013569:Synapses / Q000502:physiology*
D029721:Drosophila Proteins; D005136:Eye Proteins; D007136:Immunoglobulins; D019476:Insect Proteins; D008565:Membrane Proteins; D019006:Neural Cell Adhesion Molecules; C108528:sdk protein, Drosophila