Microcornea, Rod-Cone Dystrophy, Cataract, and Posterior Staphyloma 1, is also known as mrcs1. An important gene associated with Microcornea, Rod-Cone Dystrophy, Cataract, and Posterior Staphyloma 1 is ARL2 (ADP Ribosylation Factor Like GTPase 2). Related phenotypes are cataract and reduced visual acuity