Nucleic acid structure
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General
DNA
B DNA
- radius: 100 nm
- pitch: 340 nm/turn
- minor groove angle: 137.5078°
- Twist angle of 34.7°
- frequency: 10.4 bases/turn
- The roll and tilt angles vary by a few degrees depending on the basepairs. The dinucleotide AA (or TT) causes significant variations in the roll and tilt angles