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. 2017 Aug 15;7:8246. doi: 10.1038/s41598-017-08597-4

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© The Author(s) 2017

Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were made. The images or other third party material in this article are included in the article’s Creative Commons license, unless indicated otherwise in a credit line to the material. If material is not included in the article’s Creative Commons license and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this license, visit http://creativecommons.org/licenses/by/4.0/.

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Citrullination inhibits integrin binding to isoDGR in fibronectin N-terminus. (a) Model of NGR at the binding site of αVβ3. (b) Model of NGcit at the binding site of αVβ3. (c) Model of isoDGR at the binding site of αVβ3. (d) Model of isoDGcit at the binding site of αVβ3. (d–g) NGR, NGcit, isoDGR and isoDGcit: white carbon atoms; Residues from αV: gold carbon atoms; Residues from β3; pink carbon atoms; metal cation: silver sphere; potential hydrogen bonds: dotted lines.