PMP22 (peripheral myelin proteins 22), also known as GAS 3 (growth-arrest-specific protein 3), is a disease-linked tetraspan glycoprotein of peripheral nerve myelin and constituent of intercellular junctions in epithelia. protein in modulating epithelial cell shape and motility. lectin; WT, wild-type INTRODUCTION PMP22 (peripheral myelin protein 22), also known as GAS 3 (growth-arrest-specific protein 3), is… Continue reading PMP22 (peripheral myelin proteins 22), also known as GAS 3 (growth-arrest-specific