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. Author manuscript; available in PMC: 2016 Jan 2.
Published in final edited form as: Angew Chem Int Ed Engl. 2014 Dec 4;54(1):102–107. doi: 10.1002/anie.201408220

Figure 2.

Figure 2

Experimentally observed temperature dependence of ps-ns aromatic ring motion in ubiquitin. Lipari-Szabo model-free squared generalized order parameters of the C5-H ring bond vectors of Tyr-59 (■), Phe-4 (◆) and Phe-45 (●) determined by 13C-relaxation. The dashed lines are fitted sigmoidal curves.