Data Item _chem_shift_anisotropy.spectrometer_frequency_1h
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General 
- Item name
- _chem_shift_anisotropy.spectrometer_frequency_1h
- Category name
- chem_shift_anisotropy
- Attribute name
- spectrometer_frequency_1h
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
NMR spectrometer operating frequency for protons.
Data Type 
- Data type code
- float
- 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]+)?