Proteasome inhibitor II (aldehyde)Potent and cell permeable proteasome inhibitor. Inhibits the chymotrypsin-like activity of the 26S proteasome (MCP; multicatalytic proteinase complex). Does not inhibit the peptidylglutamyl-peptide hydrolyzing activity of the MPC.Product SpecificationAlternative Name: Z-LLF-CHO, Z-Leu-Leu-Phe-CHO Sequence: Z-Leu-Leu-Phe-CHO Formula: C29H39N3O5MW: 509.7 Purity: ≥95% (HPLC) Appearance: White to off-white powder. Solubility: Soluble in DMSO. Long Term Storage: -20°C