Figure 2From: Discovery of a new class of inhibitors for the protein arginine deiminase type 4 (PAD4) by structure-based virtual screeningStructure of protein arginine deiminase type 4 [PDB: 1WDA]. (a) Ribbon representation of PAD4; α-helix is illustrated in red and β-sheet is illustrated in yellow. (b) Surface representation of PAD4 with benzoyl-l-arginine amide (BAA) inside the enzyme binding site.Back to article page