Data Item _pdbx_chem_comp_atom_coordination_sphere.descriptor
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General 
- Item name
- _pdbx_chem_comp_atom_coordination_sphere.descriptor
- Category name
- pdbx_chem_comp_atom_coordination_sphere
- Attribute name
- descriptor
- Required in PDB entries
- yes
- Used in current PDB entries
- No
Item Description
This data item contains a descriptor of the coordination environment of
an atom. The descriptor is derived from observed coordination environments
in atomic coordinate files.
Data Type 
- Data type code
- line
- Data type detail
- char item types / multi-word items ...
- Primitive data type code
- char
- Regular expression
- [][ \t_(),.;:"&<>/\{}'`~!@#$%?+=*A-Za-z0-9|^-]*