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Backbone torsion angles (in °) in d(TpA)*, compared to standard nucleic acid values (19). Esds for the d(TpA)* values average 0.4°
| Angle | d(TpA)* | A-DNA | B-DNA |
|---|---|---|---|
| δ(T) | 176.8 | 79 | 143 |
| ε(T) | 86.5 | −148 | −141 |
| ζ(T) | −106.8 | −75 | −161 |
| α(A) | − 59.9 | −52 | −30 |
| β(A) | 176.4 | 175 | 136 |
| γ(A) | 44.7 | 42 | 31 |
| δ(A) | 49.7 | ||
| χ(T) | −126.9 | −157 | −98 |
| χ(A) | −42.9 |
