Re: AMBER: Problem with box dimension in AmberTools ptraj

From: Thomas Cheatham <tec3.utah.edu>
Date: Tue, 22 Jul 2008 10:47:42 -0600 (Mountain Daylight Time)

> I was having trouble imaging with the latest version of ptraj found in the
> AmberTools 1.0 package. I noticed that the archives have several other
> instances in the past few months of problems with imaging, but it didn't
> seem like there was any resolution to these problems.
...
> In my investigations into the weirdness of the imaging, I came across what
> might be the issue. It seems to me that if you read in an Amber coordinate
> file with box information and write out a new one, the box dimensions are
> altered upon output. As a test case of this, I have a 50-frame MD

AmberTools 1.2 should fix this; I messed up when adding in support for the
new replica-exchange format and this lead to box size errors. Should be
OK with the newer version of ptraj in AmberTools 1.2.

--tom

-----------------------------------------------------------------------
The AMBER Mail Reflector
To post, send mail to amber.scripps.edu
To unsubscribe, send "unsubscribe amber" (in the *body* of the email)
      to majordomo.scripps.edu
Received on Wed Jul 23 2008 - 06:07:39 PDT
Custom Search