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: UR0030  PDB ID: 1NUV 


Base Pair Hydrogen Bonding Classification

CSV Format

Model NumberPair NumberPair NameLeontis / Westhof ClassificationSaenger Classification
13A_A21:U47_B120
16A_A25:A25_G21
113A_A29:U41_B120
14A_C22:G46_B119
15A_C23:A45_B00
111A_C27:G43_B119
112A_C28:G42_B119
11A_G19:C49_B119
12A_G20:C48_B119
17A_G24:G24_G03
114A_G30:C40_B119
117C_A21:U47_D120
19C_A25:A25_E82
122C_A29:U41_D120
118C_C22:G46_D119
119C_C23:A45_D10
120C_C27:G43_D119
121C_C28:G42_D119
115C_G19:C49_D119
116C_G20:C48_D119
18C_G24:G24_E124
110C_G26:G26_E03
123C_G30:C40_D119
126E_A21:U47_F120
131E_A29:U41_F120
127E_C22:G46_F119
128E_C23:A45_F00
129E_C27:G43_F119
130E_C28:G42_F119
124E_G19:C49_F119
125E_G20:C48_F119
132E_G30:C40_F119
135G_A21:U47_H120
140G_A29:U41_H120
136G_C22:G46_H119
137G_C23:A45_H00
138G_C27:G43_H119
139G_C28:G42_H119
133G_G19:C49_H119
134G_G20:C48_H119
141G_G30:C40_H119

Leontis/Westhof Classification Legend

Base-Phosphate Interactions Legend

Base-Stacking Interactions Legend

Saenger Classification Legend

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