AMBER Archive (2008)

Subject: RE: AMBER: VLIMIT units; TGTFITMASK

From: Hopkins, Robert (hopkins_at_uhcl.edu)
Date: Tue Feb 05 2008 - 09:08:07 CST

Dr. Case,

Thanks very much,
Bob Hopkins

-----Original Message-----
From: owner-amber_at_scripps.edu [mailto:owner-amber_at_scripps.edu] On Behalf Of David A. Case
Sent: Monday, February 04, 2008 5:19 PM
To: amber_at_scripps.edu
Subject: Re: AMBER: VLIMIT units; TGTFITMASK

On Mon, Feb 04, 2008, Hopkins, Robert wrote:
>
>
> I haven't been able to find the units of VLIMIT. I would appreciate
> hearing if someone
> could pass along the units for this parameter.

See http://ambermd.org/Questions/units.html (although someone should
volunteer to re-write this!)

Velocities are in Å/(timeunit) where timeunit = (1/20.455) ps.

>
> On p. 157 of the Amber 9 Users' Manual, the parameters TGTFITMASK and
> TGTRMSMASK refer to Chapter 11.5. Am I correct in assuming that this
> reference
> should be to ambmask in Chapter 13.5?

yes....be sure to see the erratum page:

       http://ambermd.org/doc9/errata.html

....dac

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