VAP mediated membrane tethering mechanisms implicate ER PM contact function in pH homeostasis: Cell Reports Rat VAP 1 (Vascular Adhesion Protein 1) ELISA Kit, Cat#EKE62343 Biomatik The ER Contact Proteins VAPA B Interact with Multiple Autophagy Proteins to Modulate Autophagosome Biogenesis ScienceDirect VAP A intrinsically disordered regions enable versatile tethering at membrane contact sites: Developmental Cell VAPA Gene GeneCards VAPA Protein VAPA Antibody