Data Item _pdbx_virtual_torsion.atom_site_label_alt_id_4
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General 
- Item name
- _pdbx_virtual_torsion.atom_site_label_alt_id_4
- Category name
- pdbx_virtual_torsion
- Attribute name
- atom_site_label_alt_id_4
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
An optional identifier of the fourth of the four atom sites that
define the torsion angle specified by _pdbx_virtual_torsion.value.
This data item is a pointer to _atom_site.label_alt_id in the
ATOM_SITE category.
Data Type 
- Data type code
- code
- Data type detail
- code item types/single words ...
- Primitive data type code
- char
- Regular expression
- [][_,.;:"&<>()/\{}'`~!@#$%A-Za-z0-9*|+-]*
- Internal data item
- Yes
Aliases
| Alias Item Name | Dictionary Name | Dictionary Version |
|---|---|---|
| _ndb_virtual_torsion.atom_site_label_alt_id_4 | cif_rcsb.dic | 1.1 |