Gaze Palsy, Familial Horizontal, with Progressive Scoliosis 1, also known as hgpps, is related to scoliosis and esotropia. An important gene associated with Gaze Palsy, Familial Horizontal, with Progressive Scoliosis 1 is ROBO3 (Roundabout Guidance Receptor 3), and among its related pathways/superpathways are Regulation of expression of SLITs and ROBOs and Regulation of commissural axon pathfinding by SLIT and ROBO. Affiliated tissues include eye and pons, and related phenotypes are scoliosis and kyphosis