Data Item _chem_comp.formula_mono_iso_wt_13c_15n
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General 
- Item name
- _chem_comp.formula_mono_iso_wt_13c_15n
- Category name
- chem_comp
- Attribute name
- formula_mono_iso_wt_13c_15n
- Required in PDB entries
- no
- Used in currrent PDB entries
- No
Item Description
Mono-isotopic formula mass calculated using the most abundant naturally
occuring isotope for each atom except carbon and nitrogen, where the mass of the
13C and 15N isotopes are used.
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]+)?