Proteasome substrate I (fluorogenic) Fluorogenic proteasome substrate.Product SpecificationAlternative Name: Z-LLL-AMC, Z-Leu-Leu-Leu-AMC Sequence: Z-Leu-Leu-Leu-AMC (AMC=7-Amino-4-methylcoumarin) Formula: C36H48N4O7MW: 648.8 Purity: ≥98% Appearance: White lyophilized powder. Solubility: Soluble in DMSO. Long Term Storage: -20°C Background / Technical Information: AMC has an excitation maximum of 340-360nm and an emission maximum of 440-460nm.