Data Item _item_type_list.primitive_code
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General 
- Item name
- _item_type_list.primitive_code
- Category name
- item_type_list
- Attribute name
- primitive_code
- Required in PDB entries
- yes
- Used in current PDB entries
- No
Item Description
The codes specifying the primitive type of the data value.
Data Type 
- Data type code
- code
- Data type detail
- A single word
- Primitive data type code
- char
- Regular expression
- [^\t\n "]*
Controlled Vocabulary
| Allowed Value | Details |
|---|---|
| char | character or text string (case-sensitive) |
| null | for dictionary purposes only |
| numb | numerically-interpretable string |
| uchar | character or text string (case-insensitive) |
Controlled Vocabulary at Deposition
| Allowed Value | Details |
|---|---|
| char | character or text string (case-sensitive) |
| null | for dictionary purposes only |
| numb | numerically-interpretable string |
| uchar | character or text string (case-insensitive) |