Data Item _pdbx_entity_instance_feature.ordinal
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General 
- Item name
- _pdbx_entity_instance_feature.ordinal
- Category name
- pdbx_entity_instance_feature
- Attribute name
- ordinal
- Required in PDB entries
- yes
- Used in current PDB entries
- Yes, in about 17.0 % of entries
Item Description
An ordinal index for this category
Item Example1
1
Item Example2
2
Data Type 
- Data type code
- int
- Data type detail
- int item types are the subset of numbers that are the negative or positive integers.
- Primitive data type code
- numb
- Regular expression
- [+-]?[0-9]+