Data Item _reflns_shell.pdbx_netI_over_sigmaI_obs
Browse:
General 
- Item name
- _reflns_shell.pdbx_netI_over_sigmaI_obs
- Category name
- reflns_shell
- Attribute name
- pdbx_netI_over_sigmaI_obs
- Required in PDB entries
- no
- Used in current PDB entries
- Yes, in about 4.5 % of entries
Item Description
The mean of the ratio of the intensities to their
standard uncertainties of observed reflections
(see _reflns.observed_criterion) in the resolution shell.
_reflns_shell.pdbx_netI_over_sigmaI_obs = <I/sigma(I)>
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]+)?