[BiO BB] PDB format

[Boris Steipe]

Fazot -

You have to determine the rotation matrix and translation vector that  
defines the relationship between your coordinate systems and then  
apply that to your point of interest.

Hope this helps
Regards,


Boris


On 11 Apr 2006, at 01:43, Fazilah Othman wrote:

> Hi all,
>
>
>
> How to find the origin and 3 orthogonal vectors for coordinate  
> system (or reference system) used in any PDB data? I have gone thru  
> PDB format descriptions (esp. in crystallographic and coordinate  
> transformation section), but still getting out of no where. I think  
> the info is there, but I cannot understand or digest it correctly.  
> I cannot find anybody familiar with PDB here in my institution.  
> Please help.
>
>
>
> p/s:I want to try locating the same point in 2 different coordinate  
> systems (name it csA and csB). csA is the coordinate system from  
> the PDB file (that is what I am trying to find out) and csB is the  
> coordinate system created by me (I have the origin and 3 orthogonal  
> vectors).
>
>
>
> Thanks.
>
> ______________________________
>
> -Fazot-
>
>
>
>
>
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