A Portal for Three-dimensional Structural Information about Nucleic Acids
As of 11-May-2022 number of released structures: 12077
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NDB ID: UR0046  PDB ID: 1XPE 


Base Pair Hydrogen Bonding Classification

CSV Format

Model NumberPair NumberPair NameLeontis / Westhof ClassificationSaenger Classification
11A_C1:G23_A119
15A_C5:G19_A119
14A_G4:C20_A119
17A_G7:C17_A119
12A_U2:A22_A120
13A_U3:A21_A120
16A_U6:G18_A128
118B_A21:U3_B120
119B_A22:U2_B120
19B_C11:G14_A119
111B_C13:G12_A119
113B_C15:G10_A119
114B_C17:G7_B119
117B_C20:G4_B119
18B_G10:C15_A119
110B_G12:C13_A119
112B_G14:C11_A119
115B_G18:U6_B128
116B_G19:C5_B119
120B_G23:C1_B119

Leontis/Westhof Classification Legend

Base-Phosphate Interactions Legend

Base-Stacking Interactions Legend

Saenger Classification Legend

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