Nephronophthisis 9, also known as nphp9, is related to end stage renal disease and nephronophthisis 2. An important gene associated with Nephronophthisis 9 is NEK8 (NIMA Related Kinase 8), and among its related pathways/superpathways are Loss of Nlp from mitotic centrosomes and Organelle biogenesis and maintenance. Affiliated tissues include kidney and liver, and related phenotypes are nephronophthisis and retinal degeneration