Variance of all electrostatic potential at the VDW surface
Variance of positive electrostatic potential at the VDW surface
Variance of negative electrostatic potential at the VDW surface
Electrostatic balance parameter at the VDW surface
Maximum electrostatic potential on the solvent accessible surface
Minimum electrostatic potential on the solvent accessible surface
The quadrupole moment zz component about center of mass (MPEOE charge)
Solvent accessible surface area over which Vs is positive
Maximum electrostatic potential at the VDW surface
Solvent accessible surface area over which Vs is negative