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. 2016 Jan 7;6:18862. doi: 10.1038/srep18862

Table 1. Diffusion parameters extracted from fits by applying the SS jump model to fit ΓT(Q 2) within Q = 0.2–1.0 and 0.2–1.8 Å−1 ranges at 0.1 and 200 MPa.

Sample Pressure/MPa Diffusion parameters applying the SS jump model over Q-range indicated
τR/ps ΔP/%
Q-range: 0.2–1.0 Å−1
Q-range: 0.2–1.8 Å−1
DT×10−5/cm2s−1 τ0/ps 2W DT×10−5/cm2s−1 τ0/ps 2W ΔP/%
Hydrogenated buffer (Hb) 0.1 2.70 ± 0.20 1.0 ± 0.10 0.01 −11 1.68 ± 0.06  + 18
200 2.40 ± 0.19 1.22 ± 0.13 0.01   2.05 ± 0.09  
Deuterated buffer (Db) 0.1 2.00 ± 0.11 1.02 ± 0.09 0.02 −9 1.80 ± 0.06  + 10
200 1.82 ± 0.20 1.15 ± 0.16 0.02   2.00 ± 0.09  
Intracellular medium (Im) (Dc/Hb–Dc/Db)–Hb 0.1 2.43 ± 0.14 1.81 ± 0.07 0.05 −18 1.85 ± 0.10  + 26
200 2.00 ± 0.12 2.00 ± 0.10 0.05   2.50 ± 0.09  
[(Hc/Db)–Db] 0.1 2.12 ± 0.30 3.18 ± 0.21 0.17 2.57 ± 0.40 2.04 ± 0.10 0.07 −18 1.92 ± 0.12  + 12
200 1.67 ± 0.40 3.71 ± 0.19 0.24 2.11 ± 0.30 2.11 ± 0.09 0.08   2.18 ± 0.10  
[(Dc/Hb)–Hb] 0.1 2.12 ± 0.40 3.22 ± 0.26 0.17 2.45 ± 0.36 1.97 ± 0.25 0.07 −18 1.95 ± 0.09  + 11
200 1.82 ± 0.30 3.46 ± 0.22 0.20 2.05 ± 0.30 2.13 ± 0.08 0.08   2.20 ± 0.09  
[((H/D)–Im)–Db] 0.1 1.75 ± 0.36 2.27 ± 0.10 0.09 2.43 ± 0.24 1.89 ± 0.09 0.04 −20  
200 1.52 ± 0.38 2.45 ± 0.33 0.09 1.95 ± 0.30 2.15 ± 0.08 0.06    
[((D/H)–Im)–Hb] 0.1 1.82 ± 0.25 2.21 ± 0.30 0.10 2.64 ± 0.36 2.01 ± 0.17 0.05 −21  
200 1.52 ± 0.36 2.49 ± 0.27 0.11 2.10 ± 0.21 2.35 ± 0.12 0.05    

The rotational relaxational time (τR) was extracted from the fit of the dynamic structure factor to the broad Lorentzian component.