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. 2010 Jul 21;6(5):407–418. doi: 10.7150/ijbs.6.407

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© Ivyspring International Publisher. This is an open-access article distributed under the terms of the Creative Commons License (http://creativecommons.org/licenses/by-nc-nd/3.0/). Reproduction is permitted for personal, noncommercial use, provided that the article is in whole, unmodified, and properly cited.

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Figure S1 — NXS/T sequons in gp120. (A) The observed density of NXS/T (where X is not proline) sequons in gp120. (B) The predicted density of NXS/T sequons is about four times lower compared to the observed density. (C) The observed number of NPS/T sequences in gp120. (D) The predicted number of NPS/T sequences is about 12 times higher compared to the observed number.