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Difference between revisions of "Sohncke groups"

From Online Dictionary of Crystallography

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<font color="blue">Groupes de Sohncke </font> (''Fr''), <font color="black">Gruppi di Sohncke</font> (''It'').  
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<font color="blue">Groupes de Sohncke </font> (''Fr''); <font color="black">Gruppi di Sohncke</font> (''It''); <font color="purple">ソンケ群</font> (''Ja'').  
  
  

Revision as of 14:54, 4 April 2016

Groupes de Sohncke (Fr); Gruppi di Sohncke (It); ソンケ群 (Ja).


Sohncke groups are called the 65 three-dimensional space groups containing only operations of the first kind (rotations, rototranslations, translations). Chiral crystal structures, including proteins, occur in these groups, not only in the chiral space groups.

The term comes from Leonhard Sohncke (Halle, 22 February 1842 – München, 1 November 1897), German mathematician.