MAPK signaling pathway, Calcium signaling pathway, Apoptosis, Wnt signaling pathway, Axon guidance, VEGF signaling pathway, Natural killer cell mediated cytotoxicity, T cell receptor signaling pathway, B cell receptor signaling pathway, Long-term potentiation, Amyotrophic lateral sclerosis (ALS). Here, PPIB is linked to amyotrophic lateral sclerosis.