This fluorogenic peptide is often the substrate of choice for assaying the trypsin-like activity of purified proteasomes. Benefits include a low Km, high specific activity, and the fact that the substrate is cleaved exclusively at the R-AMC bond. Product Specification Alternative Name: Ac-RLR-AMC MW: 642.7 Purity: 97% Appearance: Lyophilized solid. Sequence: Ac-Arg-Leu-Arg-AMC Solubility: DMSO, methanol, aqueous solutions.. Shipping: SHIPPED ON BLUE ICE Long Term Storage: -20°C