AMBER Archive (2009)

Subject: Re: [AMBER] how much % of the total protein motion are described by the first eigenvector?

From: jackie (youban.xm_at_gmail.com)
Date: Thu Aug 27 2009 - 10:52:19 CDT

 'analyze matrix' commands will generate the the eigenvectors in numbers and
the correspond .dat will be the eigenvalue.

zhenhui jackie

2009/8/27 Catein Catherine <askamber23_at_hotmail.com>

>
> Thank you hannes,
>
>
>
> Could you let me know where I can I found the eigenvalue for each
> eigenvector?
>
>
>
> Best regards,
>
>
>
> Cat
>
> > Subject: Re: [AMBER] how much % of the total protein motion are described
> by the first eigenvector?
> > From: hannes.loeffler_at_stfc.ac.uk
> > To: amber_at_ambermd.org
> > Date: Wed, 26 Aug 2009 10:41:31 +0100
> >
> > On Wed, 2009-08-26 at 17:05 +0800, Catein Catherine wrote:
> > > How can I found how much % of the total protein motion are described by
> the first eigenvector after I did the PCA analysis?
> >
> > By comparing the eigenvalue of the chosen eigenvector to the sum of all
> > eigenvalues or alternatively to the sum of the diagonal elements of the
> > variance-covariance matrix.
> >
> >
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