[gmx-users] interaction forces

Martin Rex rexm at thphy.uni-duesseldorf.de
Thu Oct 7 12:31:57 CEST 2004

Thank you very much for your answer.

>>is it posible to apply two different interaction potentials to one atom 
>>depending on the counterpart? For example OW-OW 6-12 LY and OW-NA 6-10 

>If you only need OW-OW and OW-NA it is possible using the user tables.
>But with one extra interaction, for instance NA-NA it becomes impossible.
That is all I need. But how is it done? Is it possible to define a 
user-table that only affects a certain atom combination like OW-NA?



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