Structural and functional studies of the VAPB PTPIP51 ER mitochondria tethering proteins in neurodegenerative diseases Acta Neuropathologica Communications Springer Nature Link VAPB General Information Sino Biological Figure 2 from OSBP Related Protein Family in Lipid Transport Over Membrane Contact Sites Semantic Scholar Nanoscale architecture of a VAP A OSBP tethering complex at membrane contact sites Nature Communications Human VAP 1 Protein (VAP HM101) KACTUS