cathepsin D,ceroid-lipofuscinosis, neuronal 10,CLN10,CPSD,epididymis secretory sperm binding protein Li 130P,HEL-S-130P,lysosomal aspartyl peptidase,lysosomal aspartyl protease.
Acid protease active in intracellular protein breakdown. Plays a role in APP processing following cleavage and activation by ADAM30 which leads to APP degradation (PubMed:27333034). Involved in the pathogenesis of several diseases such as breast cancer and possibly Alzheimer disease.