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. Author manuscript; available in PMC: 2012 Jan 27.
Published in final edited form as: J Phys Chem B. 2010 Dec 15;115(3):597–608. doi: 10.1021/jp109475p

Table 2.

Effective proton-proton distances from aqueous-phase simulations and NMR experiments for compounds 1 – 3. Distances are given in Å.

methyl β-maltoside (1) methyl α-cellobioside (2) methylβ-cellobioside (3)

Calc Expt Calc Expt Calc Expt
rH1,H2 3.06 2.41 2.41b [9.8]f 3.06
rH1,H3 2.52 2.52a [6.6] 3.76 2.52
rH1′,H3 3.21 >3.07 [<2.0] 3.40 3.59 [0.9]f 3.58
rH1′,H4 2.32 2.45 [7.8] 2.29 2.27 [13.9]f 2.28 2.26 [13.5]
2.19 {8.9}
rH2,H4 2.57 2.49 2.54 2.54c [6.7]
2.54c {3.7}
a–c)

Reference distance from MD simulations of compounds 1–3 respectively.

d)

Effective proton-proton distances r (Å) calculated according to equation 11.

e)

Experimental 1H,1H cross-relaxation rates σT-ROE (square brackets) and σNOE (curly brackets) ×105 s−1 for 1 at 700 MHz and ×102 s−1 for 2 and 3 at 600 MHz.

f)

From reference 30, Larsson et al.