Automated description from the Alliance of Genome Resources (Release 7.0.0)
Enables phosphatidylinositol-3-phosphate binding activity. Involved in acrosome assembly; central nervous system development; and maintenance of lens transparency. Located in acrosomal membrane. Used to study Cohen syndrome and cataract. Human ortholog(s) of this gene implicated in Cohen syndrome. Orthologous to human VPS13B (vacuolar protein sorting 13 homolog B).