Data Item _reflns_shell.number_unique_obs

General

Item name
_reflns_shell.number_unique_obs
Category name
reflns_shell
Attribute name
number_unique_obs
Required in PDB entries
no
Required for PDB deposition
yes
Used in current PDB entries
Yes, in about 3.3 % of entries

Item Description

The total number of measured reflections classified as 'observed' (see _reflns.observed_criterion) which are symmetry-unique after merging for this shell.

Data Type

Data type code
int
Data type detail
int item types are the subset of numbers that are the negative or positive integers.
Primitive data type code
numb
Regular expression
[+-]?[0-9]+

Aliases

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