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. 2003 Sep 15;31(18):5413–5424. doi: 10.1093/nar/gkg736

Table 2. Proton NMR chemical shift data in p.p.m. for d(CpC) (SM) and d(C∧pC) (XL) at room temperature in D2O.

  H1′ H2′ H2” H3′ H4′ H5′ H5” H5 H6
Cp, SM 6.30 2.43 2.31 4.56 4.15 4.15 4.09 6.05 7.89
Cp, XL 6.25 2.58 2.54 4.52 4.43 3.98 3.67 NA 8.53
pC, SM 6.22 2.57 2.34 4.72 4.20 3.84 3.77 6.03 7.80
PC, XL 6.03 2.76 2.39 4.42 3.98 4.21 3.74 6.24 8.38

Water signal at 4.80 p.p.m. was used as reference, Cp designates the 5′ nucleoside, and pC designates the 3′ nucleoside.