H-Ala-Phe-Pro-pNA, also known as N-Acetyl-L-alanylleucyl-L-phenylalanylleucyl-L-prolyl-p-nitroanilide, is a synthetic peptide substrate commonly used in biochemical assays. This compound features a sequence of amino acids, specifically alanine (Ala), phenylalanine (Phe), and proline (Pro), linked to a p-nitroanilide (pNA) moiety, which serves as a chromogenic reporter. The presence of the pNA group allows for the detection of enzymatic activity, particularly in assays involving proteases that cleave the peptide bond between the amino acids. The characteristics of H-Ala-Phe-Pro-pNA include its solubility in aqueous solutions, stability under physiological conditions, and its ability to undergo hydrolysis when acted upon by specific enzymes. This property makes it valuable in research for studying enzyme kinetics and mechanisms. Additionally, the compound's structure contributes to its specificity and reactivity, making it a useful tool in various biochemical and pharmaceutical applications.

H-Ala-Phe-Pro-pNA

201732-35-6: L-Prolinamide, L-alanyl-L-phenylalanyl-N-(4-nitrophenyl)-

AFP-pNA, substrate for prolyl tripeptidyl aminopeptidases from the periodontal pathogens Porphyromonas gingivalis and Prevotella nigrescens.

(S)-1-(L-Alanyl-L-phenylalanyl)-N-(4-nitrophenyl)pyrrolidine-2-carboxamide

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CAS 201732-35-6: H-Ala-Phe-Pro-pNA

H-Ala-Phe-Pro-pNA

Ref: 01-4017695

(S)-1-(L-Alanyl-L-phenylalanyl)-N-(4-nitrophenyl)pyrrolidine-2-carboxamide

Ref: TR-H297480

H-Ala-Phe-Pro-pNA

Ref: 3D-FA110784

H-Ala-Phe-Pro-pNA trifluoroacetate

Ref: 3D-EH184131