Data Item _reflns_shell.Rmerge_I_obs


Item name
Category name
Attribute name
Required in PDB entries
Used in current PDB entries
Yes, in about 54.7 % of entries

Item Description

The value of Rmerge(I) for reflections classified as 'observed' (see _reflns.observed_criterion) in a given shell. sumi(sumj|Ij - <I>|) Rmerge(I) = -------------------------- sumi(sumj<I>) Ij = the intensity of the jth observation of reflection i <I> = the mean of the intensities of all observations of reflection i sumi is taken over all reflections sumj is taken over all observations of each reflection

Additional Descriptive Information for Depositors

 For this resolution shell, provide the Rmerge of data collection as a decimal number

Data Type

Data type code
Data type detail
float item types are the subset of numbers that are the floating numbers.
Primitive data type code
Regular expression

Allowed Boundary Conditions

Minimum Value Maximum Value
0.0 145.0

Advisory Boundary Conditions

Minimum Value Maximum Value
0.01 1.8


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