[gmx-users] SPC vs tip3p for water

[Erik Lindahl]

Senthil Kandasamy wrote:

> Are there any inherent advantages/disadvantages of using tip3p water 
> in lipid/protein/water simulations.
> Is it computationally more expensive than spc water?
>  


No, it's basically exactly the same water model but with very slightly 
different charges (optimized for different forcefield).
You can compare the files spc.itp and tip3p.itp in the topology directory.

Cheers,

Erik