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: 2I7Z  PDB ID: 2I7Z 


Base Pair Hydrogen Bonding Classification

CSV Format

Model NumberPair NumberPair NameLeontis / Westhof ClassificationSaenger Classification
14A_A4:U40_A120
17A_A6:A64_B21
127A_A21:A49_B21
120A_A23:G20_A1011
16A_A37:A38_A90
119A_C24:G19_A119
112A_C31:G12_A119
19A_C34:G9_A119
18A_C35:G8_A119
11A_G1:U43_A028
12A_G2:C42_A119
13A_G3:C41_A119
116A_G27:C16_A119
115A_G28:C15_A119
15A_U5:G39_A028
118A_U25:G18_A028
117A_U26:G17_A128
114A_U29:A14_A120
113A_U30:A13_A120
111A_U32:A11_A120
110A_U33:A10_A120
124B_A47:U83_B120
130B_A53:U76_B120
131B_A54:U75_B120
133B_A56:U73_B120
134B_A57:U72_B120
126B_A80:A81_B90
135B_C58:G71_B119
136B_C59:G70_B119
121B_G44:U86_B028
122B_G45:C85_B119
123B_G46:C84_B119
128B_G51:C78_B119
129B_G52:C77_B119
132B_G55:C74_B119
137B_G60:U69_B128
138B_G61:U68_B128
139B_G62:C67_B119
140B_G63:A66_B1011
125B_U48:G82_B028

Leontis/Westhof Classification Legend

Base-Phosphate Interactions Legend

Base-Stacking Interactions Legend

Saenger Classification Legend

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