Retinitis Pigmentosa 39, also known as rp39, is related to cone-rod dystrophy 1 and retinitis pigmentosa 85. An important gene associated with Retinitis Pigmentosa 39 is USH2A (Usherin), and among its related pathways/superpathways are Joubert syndrome and Ciliopathies. Affiliated tissues include retina and bone, and related phenotypes are visual impairment and abnormal electroretinogram