VMD-L Mailing List

From: Nitin Bhardwaj (nbhardwaj_at_gmail.com)
Date: Tue Dec 19 2006 - 11:08:42 CST

Nevermind, I figured it out.
thanks.
Nitin

On 19/12/06, Nitin Bhardwaj <nbhardwaj_at_gmail.com> wrote:
>
> Dear VMD users,
> I want to calculate the average z-coordinate of a selection (say a
> protein). I can extract the center of the protein, but how do I further
> extract just the z-coordinate from the center? Here is my script.
>
>
> set mol [molinfo top]
> set protein [atomselect $mol protein]
> for {set i 0} {$i < 1} {incr i} {
> $protein frame $i
> set center [measure center $protein]
> puts $center
> }
>
> I am a novice in writing Tcl scripts. I am sure its a trivial job. I think
> I am missing just one expression to extract the z-coordinate of the center.
>
> thanks a lot in advance,
> Rgds,
> Nitin
>
> 

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