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Macromolecular dictionary (mmCIF) version 2.0.09
_atom_site.fract_x
Name:'_atom_site.fract_x'
Definition:
The x coordinate of the atom-site position specified as a fraction of _cell.length_a.
Type: float
Type conditions: esd
Mandatory item: no
Alias:_atom_site_fract_x (cif_core.dic version 2.0.1)
Related item: _atom_site.fract_x_esd (associated_esd)
Category: atom_site
International Tables for Crystallography
Volume G: Definition and exchange of crystallographic data
Edited by S. R. Hall and B. McMahon
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An essential guide and reference to CIF for programmers, data managers handling crystal-structure information and practising crystallographers.
