Data Item _reflns_shell.pdbx_chi_squared

General

Item name
_reflns_shell.pdbx_chi_squared
Category name
reflns_shell
Attribute name
pdbx_chi_squared
Required in PDB entries
no
Used in current PDB entries
Yes, in about 6.6 % of entries

Item Description

Chi-squared statistic for this resolution shell.

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]+)?

Aliases

Alias Item Name Dictionary Name Dictionary Version
_reflns_shell.rcsb_chi_squared cif_rcsb.dic 1.1