Data Item _reflns.observed_criterion_F_min
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General 
- Item name
- _reflns.observed_criterion_F_min
- Category name
- reflns
- Attribute name
- observed_criterion_F_min
- Required in PDB entries
- no
- Used in current PDB entries
- Yes, in about 0.2 % of entries
Item Description
The criterion used to classify a reflection as 'observed'
expressed as a lower limit for the value of F.
Data Type 
- Data type code
- float
- Data type detail
- float item types are the subset of numbers that are the floating numbers.
- Primitive data type code
- numb
- Regular expression
- -?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?
Related Items 
| Related Item Name | Relation Type |
|---|---|
| _reflns.observed_criterion | alternate |
| _reflns.observed_criterion_I_min | convention |