Chondroitin sulfate-, heparin- and hyaluronan-binding protein (By similarity). May serve to form a basic macromolecular scaffold comprising the insoluble interphotoreceptor matrix .
Subcellular locations: Cell projection, Cilium, Photoreceptor outer segment, Secreted, Extracellular space, Extracellular matrix, Interphotoreceptor matrix, Photoreceptor inner segment
Expressed in the retina (at protein level) (, ). In the retina, specifically expressed by cone and rod photoreceptor cells . Localizes to cone and rod photoreceptor cells surrounding the interphotoreceptor matrix of the retina .