Acts upstream of or within response to insulin. Located in dense core granule membrane. Is expressed in several structures, including central nervous system; genitourinary system; gut; immune system; and skeleton. Human ortholog(s) of this gene implicated in Parkinson's disease 23. Orthologous to human VPS13C (vacuolar protein sorting 13 homolog C). [provided by Alliance of Genome Resources, Apr 2022]