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Core CIF Dictionary version 2.3



'_geom_hbond_atom_site_label_D' '_geom_hbond_atom_site_label_H' '_geom_hbond_atom_site_label_A'

Category: geom_hbond

Data type: char

Must appear in a looped list
Must match a value of '_atom_site_label'


   The labels of three atom sites (respectively the donor, hydrogen
   atom and acceptor atom) participating in a hydrogen bond. These
   must match labels specified as _atom_site_label in the atom list.

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