Figure 3From: Characterization of a human coagulation factor Xa-binding site on Viperidae snake venom phospholipases A2 by affinity binding studies and molecular bioinformaticsRibbon diagram of the molecular model of AtxA. α-helices A, B, C and D, and the β-wing are labeled. The seven-disulfide bridges are in yellow sticks and the His48/Asp99 pair in cyan sticks.Back to article page