Retinitis Pigmentosa 12, also known as rp12, is related to retinitis and leber congenital amaurosis 8. An important gene associated with Retinitis Pigmentosa 12 is CRB1 (Crumbs Cell Polarity Complex Component 1), and among its related pathways/superpathways are Complement cascade and Notch Signaling Pathway (sino). Affiliated tissues include retina and eye, and related phenotypes are nystagmus and reduced visual acuity