Suc-Tyr-Val-Ala-Asp-pNA, also known as a peptide substrate, is a synthetic compound often used in biochemical assays to study proteolytic enzymes, particularly those in the serine protease family. This compound is characterized by its structure, which consists of a sequence of amino acids: succinylated tyrosine (Suc-Tyr), valine (Val), alanine (Ala), aspartic acid (Asp), and a para-nitroanilide (pNA) moiety. The succinyl group enhances solubility and stability, while the pNA group serves as a chromogenic indicator, allowing for the quantification of enzyme activity through colorimetric changes upon cleavage by proteases. The peptide bond between the amino acids is susceptible to hydrolysis by specific enzymes, making it a valuable tool for studying enzyme kinetics and mechanisms. Additionally, the compound's properties, such as solubility and reactivity, can be influenced by factors like pH and temperature, which are critical for experimental design in enzymatic assays.

Suc-Tyr-Val-Ala-Asp-pNA

208264-84-0: Suc-Tyr-Val-Ala-Asp-pNA, also known as a peptide substrate, is a synthetic compound often used in biochemical assays to study proteolytic enzymes, particularly those in the serine protease family. This compound is characterized by its structure, which consists of a sequence of amino acids: succinylated tyrosine (Suc-Tyr), valine (Val), alanine (Ala), aspartic acid (Asp), and a para-nitroanilide (pNA) moiety. The succinyl group enhances solubility and stability, while the pNA group serves as a chromogenic indicator, allowing for the quantification of enzyme activity through colorimetric changes upon cleavage by proteases. The peptide bond between the amino acids is susceptible to hydrolysis by specific enzymes, making it a valuable tool for studying enzyme kinetics and mechanisms. Additionally, the compound's properties, such as solubility and reactivity, can be influenced by factors like pH and temperature, which are critical for experimental design in enzymatic assays.

Suc-YVAD-pNA, a chromogenic caspase-1 substrate.

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CAS 208264-84-0

Suc-Tyr-Val-Ala-Asp-pNA

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