Cell permeable: no', 'Primary Target
branched chain amino acid preferring,small neutral amino acid preferring, chymotrypsin-like activities', 'Product does not compete with ATP.', 'Reversible: no', 'Target Ki: 1.5 μM, 2.3 μM, and 40.5 μM against branched chain amino acid preferring, small neutral amino acid preferring, and chymotrypsin-like activities of proteasomes, respectively