Crystallographic Information Framework

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Protein Data Bank exchange dictionary (pdbx) version 1.0521

_pdbx_reflns_twin.fraction

Name:
'_pdbx_reflns_twin.fraction'

Definition:

   
The twin fraction or twin factor represents a quantitative parameter for the
crystal twinning.  The value 0 represents no twinning, < 0.5 partial twinning,
 = 0.5 for perfect twinning.

Type: float

Mandatory item: yes

Category: pdbx_reflns_twin