Optic Atrophy 6, also known as opa6, is related to optic atrophy 1 and tritanopia. An important gene associated with Optic Atrophy 6 is OPA6 (Optic Atrophy 6 (Autosomal Recessive)), and among its related pathways/superpathways is Complex I biogenesis. Related phenotypes are nystagmus and visual impairment