known retinal disease genes (BEST1 [NM_004183], C1QTNF5 [NM_015645], CDH3 [NM_001793], LRAT [NM_004744], RDH5 [NM_002905], RDH11 [NM_016026], RGR [NM_002921], RLBP1 [NM_000326] and STRA6 [NM_022369]). This evidence concerns the gene RGR and Abnormal retinal morphology.