As part of AP-5, a probable fifth adaptor protein complex it may be involved in endosomal transport. According to , it may play a role in cell death.
Subcellular locations: Cytoplasm, Cytosol, Late endosome membrane, Lysosome membrane
May cycle on and off membranes.
Expressed in various tumor cell lines including Jurkat, Hep-G2 and HeLa.