324890

E-64 Protease Inhibitor

The E-64 Protease Inhibitor, also referenced under CAS 66701-25-5, controls the biological activity of E-64 Protease. This small molecule/inhibitor is primarily used for Protease Inhibitors applications.

• Synonym(s): E-64 Protease Inhibitor, (2 R,3 R)-3-(( S)-1-(4-Guanidinobutylamino)-4-methyl-1-oxopentan-2-ylcarbamoyl)oxirane-2-carboxylic acid, trans-Epoxysuccinyl-L-​leucylamido(4-​guanidino)​butane, L- trans-​3-​Carboxyoxira, (2R,3R)-3-((S)-1-(4-Guanidinobutylamino)-4-methyl-1-oxopentan-2-ylcarbamoyl)oxirane-2-carboxylic acid, trans-Epoxysuccinyl-L-​leucylamido(4-​guanidino)​butane, L-trans-​3-​Carboxyoxiran-R
• Empirical Formula (Hill Notation): C₁₅H₂₇N₅O₅
• CAS Number: 66701-25-5
• Molecular Weight: 357.41
• UNSPSC Code: 12352200
• NACRES: NA.77
• MDL number: MFCD00080261

Properties

• description: RTECS - RR0390000
• Quality Segment: 200
• assay: ≥98% (HPLC)
• form: solid
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze
• color: white
• input: general use sample(s)
• solubility: water: 20 mg/mL, DMSO: 25 mg/mL
• shipped in: ambient
• storage temp.: −20°C
• SMILES string: N([C@@H](CC(C)C)C(=O)NCCCCN\C(=N/[H])\N)C(=O)[C@@H]1O[C@H]1C(=O)O
• InChI: 1S/C15H27N5O5/c1-8(2)7-9(20-13(22)10-11(25-10)14(23)24)12(21)18-5-3-4-6-19-15(16)17/h8-11H,3-7H2,1-2H3,(H,18,21)(H,20,22)(H,23,24)(H4,16,17,19)/t9-,10+,11+/m0/s1
• InChI key: LTLYEAJONXGNFG-HBNTYKKESA-N

Description

General description

Irreversible inhibitor of cysteine proteases. Interacts with the S_n subsites of proteases. Has no action on cysteine residues in other proteins. Inhibits activation-induced programmed cell death and restores defective immune responses in HIV⁺ donors. Specific active site titrant.

Biochem/physiol Actions

Cell permeable: no

Primary Target
cysteine proteases

Product does not compete with ATP.

Reversible: no

Preparation Note

Following reconstitution, aliquot and freeze (-20°C). Stock solutions are stable for up to 4 months at -20°C.

Other Notes

Matsumoto, K., et al. 1999. Biopolymers51, 99.
Sarin, A., et al. 1994. J. Immunol.153, 862.
Sarin, A., et al. 1993. J. Exp. Med. 178, 1693.
Barrett, A.J. 1982. Biochem. J.201, 189.

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Disclaimer

Toxicity: Standard Handling (A)

Safety Information

• Storage Class: 11 - Combustible Solids
• flash_point_f: Not applicable
• flash_point_c: Not applicable