Development of White Cabbage, Coffee, and Red Onion Extracts as Natural Phosphodiesterase-4B (PDE4B) Inhibitors for Cognitive Dysfunction: In Vitro and In Silico Studies

Figure 3

The 3D caption of rolipram and quercetin with amino acid residues, and the 2D caption of rolipram and quercetin with amino acid residues. (a) = rolipram 3D interaction with amino acid residues; (b) = rolipram 2D interaction with amino acid residues; (c) = quercetin 3D interaction with amino acid residues; (d) = quercetin 2D interaction with amino acid residues. Phe = phenylalanine; Asp = aspartic acid; Thr = threonine; Ile = isoleucine; His = histidine; N = nitrogen; H = hydrogen; O = oxygen; OH = hydroxyl group.