Data Item _pdbx_chem_comp_identifier.identifier
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General 
- Item name
- _pdbx_chem_comp_identifier.identifier
- Category name
- pdbx_chem_comp_identifier
- Attribute name
- identifier
- Required in PDB entries
- yes
- Used in current PDB entries
- Yes, in about 8.8 % of entries
- Used in the Chemical Component dictionary
- Yes
Item Description
This data item contains the identifier value for this
component.
Data Type 
- Data type code
- text
- Data type detail
- text item types / multi-line text ...
- Primitive data type code
- char
- Regular expression
- [][ \n\t()_,.;:"&<>/\{}'`~!@#$%?+=*A-Za-z0-9|^-]*