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Get systematic absences from .sca file: Difference between revisions
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Get systematic absences from .sca file (edit)
Revision as of 17:05, 16 December 2010
, 16 December 2010no edit summary
(New page: Scalepack outputs only systematic absences, and not the rest of reflections. The best way to identify screw axis is probably to look at the whole set of reflections, so that you can compa...) |
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1. Run scalepack in the spacegroup with no screw axis (e.g. P2, P222, I422, etc). | 1. Run scalepack in the spacegroup with no screw axis (e.g. P2, P222, I422, etc). | ||
2. Use the following python script to extract specific reflection types. | 2. Use the following python script to extract specific reflection types. | ||
The syntax is | The syntax is | ||
./gethkl <file-name> 'absence code' | ./gethkl <file-name> 'absence code' | ||
Absence code should be in quotes but has a human(e) format, such as (0,0,l), (0,2k,0), etc. Other examples are (h,0,0), (h,1,2), (h,2k,4) and so on. | Absence code should be in quotes but has a human(e) format, such as (0,0,l), (0,2k,0), etc. Other examples are (h,0,0), (h,1,2), (h,2k,4) and so on. | ||
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Click here for the code [http://docs.google.com/Doc?id=d64gxmg_0gvpgt9zq] | Click here for the code [http://docs.google.com/Doc?id=d64gxmg_0gvpgt9zq] | ||
Back to [[Useful scripts (aka smart piece of code)]] | |||