Data Item _pdbx_diffrn_reflns_shell.number_obs
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General 
- Item name
- _pdbx_diffrn_reflns_shell.number_obs
- Category name
- pdbx_diffrn_reflns_shell
- Attribute name
- number_obs
- Required in PDB entries
- no
- Used in current PDB entries
- Yes, in about 0.1 % of entries
Item Description
The number of observed reflections in the resolution shell.
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]+