A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 27-Oct-2021 number of released structures: 11731
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NDB ID: PD0168  PDB ID: 1F4R 


Base Pair Hydrogen Bonding Classification

CSV Format

Model NumberPair NumberPair NameLeontis / Westhof ClassificationSaenger Classification
12D_DA2:DT24_E120
14D_DA4:DT22_E120
13D_DC3:DG23_E119
110D_DC11:DG15_E119
11D_DG1:DC25_E119
16D_DG6:DC20_E119
19D_DG10:DC16_E119
15D_DT5:DA21_E120
17D_DT8:DA18_E120
18D_DT9:DA17_E120

Leontis/Westhof Classification Legend

Base-Phosphate Interactions Legend

Base-Stacking Interactions Legend

Saenger Classification Legend

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