The ChromoTek DYKDDDDK Fab-Trap™ Agarose consists of an anti-DYKDDDDK-tag Fab-fragment, which is covalently bound to agarose beads. DYKDDDDK Fab-Trap™ Agarose is used to immunoprecipitate 1x and 3xDYKDDDDK-tagged fusion proteins from cell extracts of various organisms like mammals, plants, bacteria, yeast, insects etc.