Data Item _atom_site.refinement_flags
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General 
- Item name
- _atom_site.refinement_flags
- Category name
- atom_site
- Attribute name
- refinement_flags
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
A concatenated series of single-letter codes which indicate the
refinement restraints or constraints applied to this site.
Data Type 
- Data type code
- ucode
- Data type detail
- code item types/single words (case insensitive) ...
- Primitive data type code
- uchar
- Regular expression
- [_,.;:"&<>()/\{}'`~!@#$%A-Za-z0-9*|+-]*
Controlled Vocabulary
| Allowed Value | Details |
|---|---|
| D | distance or angle restraint on site |
| G | rigid group refinement of site |
| P | partial occupancy constraint |
| R | riding atom site attached to non-riding atom |
| S | special position constraint on site |
| T | thermal displacement constraints |
| U | Uiso or Uij restraint (rigid bond) |
Controlled Vocabulary at Deposition
| Allowed Value | Details |
|---|---|
| D | distance or angle restraint on site |
| G | rigid group refinement of site |
| P | partial occupancy constraint |
| R | riding atom site attached to non-riding atom |
| S | special position constraint on site |
| T | thermal displacement constraints |
| U | Uiso or Uij restraint (rigid bond) |
Aliases
| Alias Item Name | Dictionary Name | Dictionary Version |
|---|---|---|
| _atom_site_refinement_flags | cif_core.dic | 2.0.1 |