Activation of a Ras protein Inactive Ras protein (left) is activated by a GEF protein opening the binding site allowing GDP to exit. Then GTP can bind to RAS turning it into the active form. 3d render. Illustration Sweatshirt #250917518
Get ready for cooler weather with this classic crew neck sweatshirt. This piece is crafted with pre-shrunk fabric, a 1x1 rib-knit collar with spandex, air-jet spun yarn for softness and reduced pilling, and double-needle stitching around the collar, shoulders, armholes, cuffs, and hem. The garment is quarter-turned to prevent a crease down the middle.