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Coordinate ranges bounding the smallest unique part.
Also known as: Independent unit notation, Unique region notation
The notation bounding the asymmetric unit, the smallest part of a unit cell from which symmetry generates the whole.
Bounds the smallest part of a unit cell from which the space group symmetry generates the whole.
Contexts: Laboratory
Is what a structure determination actually reports: the rest of the cell is generated rather than measured, so publishing the whole would be publishing the same data many times.
Contexts: Laboratory
A short block of text giving upper and lower bounds on three fractional coordinates, each written as a pair of figures either side of a letter.