Synonyms: Caspase-1 substrate (Chromogenic); N-alpha-acetyl-Tyr-Val-Ala-Asp-p-nitroanilide; N-acetyl-L-tyrosyl-L-valyl-L-alanyl-N-(4-nitrophenyl)-L-alpha-asparagine
Molecular Formula: C29H36N6O10
Molecular Weight: 628.63
Linear Structural Formula: C29H36N6O10
MDL Number: MFCD00274387
Purity: >=98% (HPLC)
Storage: -20C
Biochem Physiol Actions: Ac-YVAD-pNA is a very selective chromogenic substrate for caspase-1, a key mediator of inflammatory processes formerly known as interleukin (IL)-1-converting enzyme. Ac-YVAD-pNA is used to determine caspase-1 activity. Cleavage of Ac-YVAD-pNA by caspase-1 releases pNA (p-nitroanilide), which can be quantified spectrophotometrically at 405 nm.