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. 2013 Aug 5;41(19):9077–9089. doi: 10.1093/nar/gkt674

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© The Author(s) 2013. Published by Oxford University Press.

This is an Open Access article distributed under the terms of the Creative Commons Attribution License (http://creativecommons.org/licenses/by/3.0/), which permits unrestricted reuse, distribution, and reproduction in any medium, provided the original work is properly cited.

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Figure 5. — Space-filling model showing residues around (A) L415, (B) M415, (C) A415 and (D) G415. The size of the cavity adjacent to residue 415 is shown in gray mesh.