_:vb50946173 . _:vb50946173 . "disease_ontology"^^ . . . "OMIM:618613"^^ . "A retinitis pigmentosa characterized by night blindness followed by progressive narrowing of visual fields and decline in visual acuity that has_material_basis_in mutation in KIAA1549 on chromosome 7q34."^^ . "RP86"^^ . _:vb50946173 . "retinitis pigmentosa 86"^^ . _:vb50946173 . _:vb50946173 . . "DOID:0112143"^^ . .