Description: - A unique collection of 507 protease and proteasome inhibitors for research in chemical genomics, and drug screening;- Targets include proteasome, DPP-4, Serine protease, cysteine protease, MMP, Aspartic proteinases, etc;- Bioactivity and safety confirmed by pre-clinical research and clinical trials, and some of them are approved by FDA;- Detailed compound information with structure, target, activity, IC50 value, and biological activity description;- Structurally diverse, medicinally active, and cell permeable;- NMR and HPLC validated to ensure high purity and quality;