From: Axel Kohlmeyer (
Date: Tue Mar 18 2014 - 08:55:15 CDT

On Tue, Mar 18, 2014 at 9:01 AM, Ramin Ekhteiari <> wrote:
> Hi ,
> I have a big dcd file, so I would like to remove the water molecules from my
> dcd file and create a new one by using catdcd, but I think I should create a
> index file first to do such a thing,.
> would you please advise me on how to do this.

you could start here:

> Would be grateful for any advice.
> Cheers,
> Ramin.

Dr. Axel Kohlmeyer
College of Science & Technology, Temple University, Philadelphia PA, USA
International Centre for Theoretical Physics, Trieste. Italy.