Re: [AMBER] Amber Energy Unit Meaning

From: Bill Ross <ross.cgl.ucsf.edu>
Date: Mon, 13 Feb 2017 23:02:29 -0800

I believe that you are comparing single-point energies (sum of energies
of bonds in a relaxed molecule of Ala Ala Ala) to the energy it would
take to rip one instance of the bond apart.

Bill

On 2/13/17 10:47 PM, Eugene Cha wrote:
> I'm a little confused as to the meaning of the energy term that is produced
> by sander
>
> http://www.rosswalker.co.uk/papers/Int_J_Quant_Chem_2009_109_15_3767-3772_Chamber.pdf
>
> For example in this paper in Table 4 the bond energy is expressed as 1.34
> kcal/mol, but, for example the dissociation bond energy of a single C-C
> bond is 83 kcal/mol. The paper indicates that the values are the difference
> between the PSF and COR files. I'm confused as to what that indicates.
>
> I've read through the manual and googled as much as I could, but I would
> really appreciate some help.
>
> Thank you
>
>
> Eugene
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Received on Mon Feb 13 2017 - 23:30:02 PST
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