Data Item _reflns.observed_criterion

General

Item name
_reflns.observed_criterion
Category name
reflns
Attribute name
observed_criterion
Required in PDB entries
no
Used in currrent PDB entries
No

Item Description

The criterion used to classify a reflection as 'observed'. This criterion is usually expressed in terms of a sigma(I) or sigma(F) threshold.

Item Example

 >2sigma(I)

Data Type

Data type code
text
Data type detail
text item types / multi-line text ...
Primitive data type code
char
Regular expression
[][ \n\t()_,.;:"&<>/\{}'`~!@#$%?+=*A-Za-z0-9|^-]*

Aliases

Alias Item Name Dictionary Name Dictionary Version
_reflns_observed_criterion cif_core.dic 2.0.1