A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 1-Dec-2021 number of released structures: 11785
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NDB ID: NA1813  PDB ID: 4FF2 


Base Pair Hydrogen Bonding Classification

CSV Format

Model NumberPair NumberPair NameLeontis / Westhof ClassificationSaenger Classification
12C_DA11:DT21_C120
13C_DA12:DT20_C120
15C_DC14:DG18_C119
11C_DG10:DC22_C119
14C_DG13:DC19_C119
16C_DG15:DA17_C911
18D_DA11:DT21_D120
19D_DA12:DT20_D120
111D_DC14:DG18_D119
17D_DG10:DC22_D119
110D_DG13:DC19_D119
112D_DG15:DA17_D911

Leontis/Westhof Classification Legend

Base-Phosphate Interactions Legend

Base-Stacking Interactions Legend

Saenger Classification Legend

Correspondence of Leontis/Westhof names to Saenger numbering (table)