Eleven genes have been implicated in other diseases, including: COL5A1 for Ehlers-Danlos syndrome68; COL4A3 and COL4A4 for Alport syndrome69; HGF for non-syndromic hearing loss70; IMMP2L for Gilles de la Tourette syndrome71; KCND3 for spinocerebellar ataxia72; LOX for thoracic aortic aneurysms and dissections73; MPDZ for leber congenital amaurosis and retinitis pigmentosa74; RAB3GAP1 for Warburg Micro syndrome and Martsolf syndrome75; and ZNF469 for Brittle cornea syndrome76. The gene discussed is HGF; the disease is Leber congenital amaurosis.