[gmx-users] Electrostatic forces

[Mark Abraham]

> Hello
>
> I am trying to extract the electrostatic part of the forces in a
> trajectory.
> The way I do it is by re-running the simulation and having "swiched-off"
> the bonded and the LJ terms. Is this correct?

Yeah, unless you've used restraints, disperson corrections or something
else weird I can't think of now. Consider the contents of your .mdp file
and whether the options you chose anything to the Hamiltonian - i.e. the
energy evaluation - that you haven't already removed.

Mark