AMBER Archive (2005)

Subject: Re: AMBER: warning in leap

From: David A. Case (case_at_scripps.edu)
Date: Tue Oct 11 2005 - 17:17:20 CDT


On Tue, Oct 11, 2005, Marcela Madrid wrote:

> Hi, I am using amber8. I generated B-DNA with nucgen. When I read it
> into xleap and try to save the parameters, I am getting several warnings
> about sp2 impropers not found. This is standard DNA. I guess these
> warnings can be ignored, but I wanted to make sure. I do not recall
> seeing this in amber6.
>
> Warning: No sp2 improper torsion term for NB-C-CB-CB
> atoms are: N7 C6 C5 C4

....

Yes, these can be ignored. I think they will be gone in Amber 9.

...dac

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