AMBER Archive (2008)

Subject: Re: AMBER: ptraj - read in part of trajectory

From: Carlos Simmerling (
Date: Fri Jun 27 2008 - 12:00:32 CDT

after the trajin command you can give start and stop frames.

On Fri, Jun 27, 2008 at 12:41 PM, Seth Lilavivat <> wrote:
> Dear Amber users,
> I am using ptraj to analyze a trajector. I believe this is a simple
> question... but is there a way to analyze part of a trajectory? For
> example, if my entire trajectory is 20ns but I only want to analyze the
> first 1 or 2 ns. What would be the ptraj command to do this?
> Thanks,
> Seth
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