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Figure 10
Histogram of layer shift factor values (Δ) for P21/a and P21/c structures from Table 4[link]. Note that Δ consists of two components (Δ1, Δ2) but by symmetry Δ1 = Δ2 therefore only one of these is shown.

IUCrJ
Volume 8| Part 4| July 2021| Pages 485-513
ISSN: 2052-2525
https://doi.org/10.1107/S2052252521005418