Figure 4

MEP at the solvent accessible surface of the 3D molecular models of the Viperidae SVPLA ₂ s. A. The models correspond to CBc, CBa₂, AtxA, CbI, CbII, and Vbb. Color codes correspond to MEP in kT/e units: blue, +5; red, -5; white, 0. Front view. B. Back view.