Great, Eric. This should not be a problem.

I see this:

http://www-structmed.cimr.cam.ac.uk/Local/manuals/CCP4/maplib.html#ccp4maphead

so it looks like we have everything we need to read these files. Please send
me or point me toward a few example files. Small is better.

Bob


On Wed, Jan 13, 2010 at 10:59 AM, Eric Martz <[email protected]> wrote:

> I am again making an effort to render electron density maps (EDM) in Jmol,
> for protein crystallographic structures. If anyone else has done this, or
> has suggestions, please let me know!
>
> Jmol's script document list XPLOR as an input file format, but not CCP4 map
> format. So I assume the best way to proceed is to get the .hkl XPLOR EDM
> file and load it into Jmol. I haven't gotten that far yet, but I'm working
> on it.
>
> So far, it seems that the only EDM server I've found is at Uppsala (
> http://eds.bmc.uu.se) and it generates O, CCP4, CNS, and  EZD, none of
> which we think are .hkl XPLOR format. A crystallographer here says the XPLOR
> is an older, now less used format. Most people now use CCP4 .map format.
>
> The CCP4 version 6.1.0 program suite appears to have a bug in the
> conversion to XPLOR .hkl format, which omits the phases. I am currently
> downloading 6.1.3 to see if that bug is fixed.
>
> Thanks,
> --
> Eric Martz, Ph.D.
> Professor Emeritus, Microbiology, University of Massachusetts, Amherst
> http://martz.molviz.org
>
>
>
>
>
>
>
>
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-- 
Robert M. Hanson
Professor of Chemistry
St. Olaf College
1520 St. Olaf Ave.
Northfield, MN 55057
http://www.stolaf.edu/people/hansonr
phone: 507-786-3107


If nature does not answer first what we want,
it is better to take what answer we get.

-- Josiah Willard Gibbs, Lecture XXX, Monday, February 5, 1900
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