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. Author manuscript; available in PMC: 2014 Sep 24.
Published in final edited form as: ACS Nano. 2013 Sep 5;7(9):7562–7572. doi: 10.1021/nn401562f

Table 2.

Peak positions (δ) and line widths (full width at half maximum; lw), in ppm, for Sample A. Peak positions for random coil (RC) peptides are also tabulated. Estimated errors in both δ and lw are ± 0.1 ppm.

CO Cα Cβ
RC δ lw RC δ lw RC δ lw
R9 174.6 171.4 0.9 54.3 53.0 1.3 29.2 32.2 1.3
A10 176.1 173.0 1.3 50.8 49.2
48.1
48.6
1.4
1.0
1.4
17.4 20.8
22.0
23.4
0.7
0.9
0.8
D11 174.6 170.8 1.1 52.5 50.7 1.5 39.4 41.3 2.1