Sugar: H1' 5-6 C1'(RNA)87-94 C1'(DNA)83-89 H2'(DNA)2.3-2.9 C2'(DNA)35-38 H2'(RNA)4.4-5.0 C2'(RNA)70-78 H2'' 2.4-3.1 H3' 4.4-5.2 C3' 70-78 H4' 3.8-4.3 C4' 82-86 H5' 3.8-4.3 C5' 63-68 H5'' 3.8-4.3 Base: H2 7.5-8.0 C2 156 H8 7.5-8.3 C8 131-138 (N)H-1 12-13.6 N(H)-1 146-149 (N)H2 5-6/8-9 N(H2) 72-76 C4 152-154 C5 117-119 C6 161 N3 167 N7 228-238 N9 166-172(Data from 98PROG287 )