[gmx-users] nrexcl=3

[Mark Abraham]

On 5/05/2011 7:41 PM, Gavin Melaugh wrote:
> Hi all
>
> A very quick question. From the manual the definition of nrexcl =3 is "
> excluding nonbonded interactions between atoms that are no further than
> 3 bonds away. In say butane does this means that atoms 1 and 4 do not
> interact, or I take it they interact according to the pair list.
>
> Gavin

Why not build an ethane with nrexcl =3 and 4 and see if mdrun -rerun 
shows an energy difference?

Mark