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Quadruplex geometries
| Guanine residue | Sugar pucker | Glycosyl torsion |
|---|---|---|
| G1 | C2′ endo | Syn |
| G2 | C1′ exo | Anti |
| G3 | C2′ endo | Anti |
| G4 | C2′ endo | Anti |
| G5 | C2′ endo | Syn |
| G6 | C1′ exo | Anti |
| G7 | C2′ endo | Anti |
| G8 | C1′ exo | Anti |
| Layers | Interlayer rotation |
|---|---|
| G1/G2 | −93 |
| G2/G3 | +35 |
| G3/G4 | +22 |
| G5/G6 | −89 |
| G6/G7 | +34 |
| G7/G8 | +23 |
G1 and G5 are the closest quartets to the daunomycin layers.
