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: PD1022  PDB ID: 2QBY 


Base Pair Hydrogen Bonding Classification

CSV Format

Model NumberPair NumberPair NameLeontis / Westhof ClassificationSaenger Classification
11C_DA1:DT31_D120
13C_DA3:DT29_D120
19C_DA9:DT23_D120
111C_DA11:DT21_D120
114C_DA14:DT18_D120
115C_DA15:DT17_D120
116C_DA16:DT16_D00
120C_DA20:DT12_D120
123C_DA23:DT9_D00
124C_DA24:DT8_D120
125C_DA25:DT7_D120
129C_DA29:DT3_D120
131C_DA31:DT1_D120
18C_DC8:DG24_D119
117C_DC17:DG15_D119
130C_DC30:DG2_D119
12C_DG2:DC30_D119
110C_DG10:DC22_D119
113C_DG13:DC19_D119
118C_DG18:DC14_D119
121C_DG21:DC11_D10
122C_DG22:DC10_D119
14C_DT4:DA28_D120
15C_DT5:DA27_D10
16C_DT6:DA26_D00
17C_DT7:DA25_D00
112C_DT12:DA20_D120
119C_DT19:DA13_D120
126C_DT26:DA6_D120
127C_DT27:DA5_D120
128C_DT28:DA4_D120

Leontis/Westhof Classification Legend

Base-Phosphate Interactions Legend

Base-Stacking Interactions Legend

Saenger Classification Legend

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