AMBER Archive (2008)

Subject: Re: AMBER: Ptraj / ambmask | Using distance-based masks to strip a trajectory

From: David Case (
Date: Fri Jun 06 2008 - 11:27:06 CDT

On Fri, Jun 06, 2008, Vlad Cojocaru wrote:
> I believe the ptraj from AMBER9 does not implement the new mask parser
> (I believe this type of mask is available only in the new parser). What
> I would suggest if you dont have AMBER10 is to download the stand-alone
> version of ptraj from Tom Cheatham's webpage (latest version is 9.9h I
> believe).

Please note that ptraj is a part of the (free) AmberTools package, not
Amber10. To get the lastest version of ptraj, you should download and install
AmberTools from


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