Core dictionary (coreCIF) version 2.3.1




   The torsion angle in degrees bounded by the four atom sites
   identified by the _geom_torsion_atom_site_label_ codes. These
   must match labels specified as _atom_site_label in the atom list.
   The torsion-angle definition should be that of Klyne and Prelog.

   Ref: Klyne, W. & Prelog, V. (1960). Experientia, 16, 521-523.

Appears in list containing _geom_torsion_atom_site_label_

Type: numb

Category: geom_torsion

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