Keratosis Palmoplantaris Striata Iii, also known as keratosis palmoplantaris striata 3, is related to palmoplantar keratoderma i, striate, focal, or diffuse. An important gene associated with Keratosis Palmoplantaris Striata Iii is KRT1 (Keratin 1). Affiliated tissues include skin, and related phenotypes are palmoplantar keratoderma and abnormality of the nail