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. 2014 Sep 30;15(1):324. doi: 10.1186/1471-2105-15-324

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© Pitt et al.; licensee BioMed Central Ltd. 2014

This article is published under license to BioMed Central Ltd. This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/2.0), which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly credited. The Creative Commons Public Domain Dedication waiver (http://creativecommons.org/publicdomain/zero/1.0/) applies to the data made available in this article, unless otherwise stated.

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The Ramachandran plot compared to the plot of residue curvature against torsion. (a) Ramachandran plot for all residues in all chains. Colours delineate the regions specified in [65](b) Plot of curvature against torsion for each residue in all chains. Colours denote the region the Ramachandran plot shown in (a). Contour levels are at Fibonacci numbers due to the large number of overlapping points.