Hi,
program interhlx.
You get it at
http://nmr.uhnres.utoronto.ca/ikura/resources/resources.html#algorithms
description also at
http://structbio.vanderbilt.edu/chazin/wisdom/interhel.html
Regards,
Guenter
Natasha Keith wrote:
> I'm sorry if this question is somewhat basic...
>
> I'm comparing three homologous proteins, and I'd like to determine a
> number of facts to be able to rigorously compare them... I'd like to
> know the angle formed by two crossed helices, the angle of kinking in
> a kinked helix, and the distance between two separated helices that
> are nearly parallel to one another along the y axis, but not parallel
> along any other axis.
>
> Could anyone recommend any software to rigorously determine distances
> and angles in differently oriented helices? My guess is that I'd need
> some kind of a program that can draw vectors through the helices, and
> find minimum distances between the vectors, or to use them to define
> angles...
>
> What do people normally use to determine these details?
>
> any suggestions would be great, thanks,
> ~Natasha Keith
> UC Berkeley
> Wemmer lab
--
***********************************
Priv.Doz.Dr. Guenter Fritz
Fachbereich Biologie
Sektion Naturwissenschaften
Universitaet Konstanz
http://www.biologie.uni-konstanz.de/fritz
Universitaetsstrasse 10
Postfach M665
D-78457 Konstanz
e-mail: [log in to unmask]
Tel. Office: +49-(0)7531 88 3205
Tel. Lab : +49-(0)7531 88 3687
Fax: +49-(0)7531 88 2966
|