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Product Details

Suc-Leu-Leu-Val-Tyr-AMC | Proteasome substrate

Suc-Leu-Leu-Val-Tyr-AMC (94367-21-2) is a fluorogenic substrate for the chymotryptic activity of the 20S proteasome1 and other chymotrypsin-like proteases, as well as calpains2. A commonly used substrate for assaying proteasomal enzymatic activity.3,4 Excitation max.: 360 nm; emission max.: 460 nm.


1) Stein et al. (1996), Kinetic characterization of the chymotryptic activity of the 20S proteasome; Biochemistry, 35 3899
2) Sasaki et al. (1984), Comparative specificity and kinetic studies on porcine calpain I and calpain II with naturally occurring peptides and synthetic fluorogenic substrates; J. Biol. Chem., 259 12489
3) Hamouda et al. (2014), The small heat shock protein B8 (HSPB8) confers resistance to bortezomib by promoting autophagic removal of misfolded proteins in multiple myeloma cells; Oncotarget, 5 6252
4) Min et al. (2017), USP14 inhibitor attenuates cerebral ischemia/reperfusion-induced neuronal injury in mice; J. Neurochem,, 140 826

Focus Biomolecules reagent supplier, chemical structure of Suc-Leu-Leu-Val-Tyr-AMC | Proteasome substrate | CAS 94367-21-2

Catalog#  10-2971

Please note that we do not sell to individuals and that all orders placed by non-research organizations will incur a $20 restocking/refund fee.
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Catalog Number:
Proteasome substrate
Alternate Names:
Suc-LLVY-AMC, Proteasome Substrate III (Fluorogenic)
Molecular Weight:
Molecular Formula:
Soluble in DMSO (up to 20 mg/ml), or in DMF (up to 10 mg/ml)
Physical Properties:
Lyophilized solid
98% by HPLC
NMR (Conforms)
Storage Temperature:
-20°C (des.)
Stable for 1 year as supplied. Solutions in DMSO or DMF may be stored at -20°C for up to 1 month.
Shipping Code:
Materials provided by Focus Biomolecules are for laboratory research use only and are not intended for human or veterinary applications.

Focus BiomoleculesPlymouth Meeting, PA USA1-855-FOCUS21

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