Lactacystin

Catalog #
27705
$360 *
Size: 500 µg
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Description

Lactacystin is a cell-permeable, potent and selective proteasome inhibitor that binds irreversibly to the catalytic beta-subunit of the 20S proteasome inhibiting its chymotrypsin-like and trypsin-like activities. Also known to inhibit NF-kappaB activation (IC50 = 10 μM).

Synonyms
N–Acetyl–S–[(3S,4R)–3–hydroxy–2–[(1S)–1–hydroxy–2–methylpropyl]–4–methyl–5–oxo–D–prolyl]–L–cysteine
Product Info
Storage and Usage
Citations
Purity
>99% by TLC.
Format
White powder
Formula
C15H24N2O7S
MW
376.4 Da
Solubility
Soluble in Water (10 mg/ml) or DMSO (20 mg/ml)
CAS Registry #
133343-34-7
References
1. Fenteany, et al. Inhibition of proteasome activities and subunit-specific amino-terminal threonine modification by lactacystin. Science 1995, 268:726.
2. Kozlowski, L. et al. Lactacystin inhibits cathepsin A activity in melanoma cell lines. Tumour Biol. 2001, 22:211.
3. Pasquini, L.A. et al. Lactacystin, a specific inhibitor of the proteasome, induces apoptosis and activates caspase-3 in cultured cerebellar granule cells. J. Neurosci Res. 2000, 59:601.