516481-M

Pepstatin A, Synthetic

Pepstatin A, Synthetic, CAS 26305-03-3, is a reversible inhibitor of aspartic proteases. Inhibits cathepsin D, pepsin, and renin.

• Synonim(y): Pepstatin A, Synthetic, Iva-Val-Val-Sta-Ala-Sta, Isovaleryl-Val-Val-4-amino-3-hydroxy-6-methylheptanoyl-Ala-4-amino-3-hydroxy-6-methylheptanoic Acid
• Wzór empiryczny (zapis Hilla): C₃₄H₆₃N₅O₉
• Numer CAS: 26305-03-3
• Masa cząsteczkowa: 685.89
• UNSPSC Code: 12352202
• NACRES: NA.77
• MDL number: MFCD00060740
• Assay: ≥98% (HPLC)
• Form: solid
• Quality level: 100
• Storage condition: OK to freeze

Właściwości

• description: Merck USA index - 14, 7147
• Quality Level: 100
• assay: ≥98% (HPLC)
• form: solid
• optical activity: [α]20.0/D -90.0±5.0, c = 0.5 in methanol
• manufacturer/tradename: Calbiochem^®
• storage condition: OK to freeze
• color: white
• solubility: DMSO: 1 mg/mL, methanol: 1 mg/mL
• storage temp.: 2-8°C
• SMILES string: N([C@@H](C(C)C)C(=O)NC(C(O)CC(=O)N[C@@H](C)C(=O)NC(C(O)CC(=O)O)CC(C)C)CC(C)C)C(=O)[C@@H](NC(=O)CC(C)C)C(C)C
• InChI: 1S/C34H63N5O9/c1-17(2)12-23(37-33(47)31(21(9)10)39-34(48)30(20(7)8)38-27(42)14-19(5)6)25(40)15-28(43)35-22(11)32(46)36-24(13-18(3)4)26(41)16-29(44)45/h17-26,30-31,40-41H,12-16H2,1-11H3,(H,35,43)(H,36,46)(H,37,47)(H,38,42)(H,39,48)(H,44,45)/t22-,23?,24?,25?,26?,30-,31-/m0/s1
• InChI key: FAXGPCHRFPCXOO-JHTFMCFMSA-N

Opis

General description

A reversible inhibitor of aspartic proteases. Inhibits cathepsin D, pepsin, and renin. Reported to block apoptosis induced by CA-074 (Cat. No. 508437).

Effective concentration: 1.0 µM.

Biochem/physiol Actions

EC50 = 1.0 µM in blocking apoptosis induced by CA-074 in PC12 cell lines

Primary Target
cathepsin D

Preparation Note

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

Other Notes

Isahara, K., et al. 1999. Neuroscience91, 233.
Kanamori, S., et al. 1998. Biochem. Biophys. Res. Commun.251, 204.
Szewczuk, Z., et al. 1992. Int. J. Pept. Prot. Res.40, 233.
Carraway, R.E., et al. 1991. Peptides12, 107.
Eid, M., et al. 1981. Biochem. J.197, 465.
Umezawa, H., et al. 1970. J. Antibiot.23, 259.

Legal Information

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

Disclaimer

Toxicity: Standard Handling (A)

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Informacja o środkach bezpieczeństwa

• Klasa składowania: 11 - Combustible Solids
• flash_point_f: Not applicable
• flash_point_c: Not applicable