Data Item _pdbx_nmr_exptl_sample_conditions.pH
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General 
- Item name
- _pdbx_nmr_exptl_sample_conditions.pH
- Category name
- pdbx_nmr_exptl_sample_conditions
- Attribute name
- pH
- Required in PDB entries
- no
- Required for PDB deposition
- yes
- Used in current PDB entries
- Yes, in about 7.2 % of entries
Item Description
The pH at which the NMR data were collected.
Item Example1
3.1
Item Example2
7.0
Data Type 
- Data type code
- float-range
- Data type detail
- int 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]+)?(--?(([0-9]+)[.]?|([0-9]*[.][0-9]+))([(][0-9]+[)])?([eE][+-]?[0-9]+)?)?
Aliases
| Alias Item Name | Dictionary Name | Dictionary Version |
|---|---|---|
| _rcsb_nmr_exptl_sample_conditions.pH | cif_rcsb.dic | 1.1 |