A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 18-May-2022 number of released structures: 12082
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NDB ID: PR0173  PDB ID: 2ANR 


Base Pair Hydrogen Bonding Classification

CSV Format

Model NumberPair NumberPair NameLeontis / Westhof ClassificationSaenger Classification
12B_5BU202:A224_B120
18B_A208:C218_B10
11B_C201:G225_B119
13B_C203:G223_B119
15B_C205:G221_B119
14B_G204:C222_B119
16B_G206:A220_B1011
17B_G207:A219_B911

Leontis/Westhof Classification Legend

Base-Phosphate Interactions Legend

Base-Stacking Interactions Legend

Saenger Classification Legend

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