SLC39A13 and Schnyder corneal dystrophy: Mutations in ZnTs and ZIPs have been found to be closely associated with a considerable number of human diseases, such as ZIP4 in Acrodermatitis enteropathica (AE), ZIP13 in the spondylocheiro dysplastic form of Ehlers–Danlos syndrome (SCD-EDS), and ZnT10 in Parkinson’s Disease [47, 49].