Ac-Arg-Leu-Arg-AMC (Ac-RLR-AMC, Proteasome Substrate)

Catalog No : USB-226820
374.72€
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Product name Ac-Arg-Leu-Arg-AMC (Ac-RLR-AMC, Proteasome Substrate)
Catalog No USB-226820
Supplier’s Catalog No 226820
Supplier US Biologicals
Source antigen Synthetic
Reactivity
Cross reactivity
Applications
Molecular weight 642.8
Storage -20°C
Other names
Grade Highly Purified
Purity ≥97% (HPLC)
Form Supplied as a solid lyophilized powder.
Reactivity life 12 months
Note For reserch purpose only
Description Fluorogenic tri-peptide substrate for measuring the trypsin-like peptidase activity of the 20S proteasome. It is cleaved exclusively at the amide R-AMC bond to release fluorescent product. Shows low Km and high specific activity. This substrate is useful for inhibitor screening and kinetic analysis. Excitation: Excitation: 380nm. Emission: 460nm. Molecular Formula: C30H46N10O6 Molecular Weight: 642.8 Sequence: Acetyl-Arg-Leu-Arg-7-amido-4-methylcoumarin Solubility: Soluble in DMSO, methanol or water (aqueous solutions). Use: Add from DMSO stock directly to in vitro or in vivo assay at desired concentration. Typical concentrations range from 10-100uM. Activity with purified proteasome: Km=78uM. Storage and Stability: Stable for at least 1 year after receipt when stored at -20°C.