[gmx-users] counter-ions

[Anton Feenstra]

kia balali wrote:
> Dear All,
> 
> I was wondering whether genion can be used specifically for placing 
> counterions in a charged system?
> I have tried inserting counterions manually but it doesn't seem to be 
> the best method...the system becomes unstable!!!

Yes - that is exactly what the program was meant for.
IIRC, you can only add one ion at a time, and it (still) only works
for mono-atomic ions (so e.g. no sulfate or phosphate).
Never used it myself, but it should be relatively straightforward.


-- 
Groetjes,

Anton
  _____________ _______________________________________________________
|             |                                                       |
|  _   _  ___,| K. Anton Feenstra                                     |
| / \ / \'| | | Dept. of Pharmacochem. - Vrije Universiteit Amsterdam |
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