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Title | I-PPOL HOMING ENDONUCLEASE/DNA COMPLEX | |
PDB code | 1A74 (PDB summary) | |
NDB code | PDE140 (NDB atlas) | |
Duplex length | 20 base pairs | |
Protein | Intron-encoded endonuclease I PpoI, Nuclease |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.102 | |
Straight line (x-axis) | 33.169 | |
Arc | 3.139 | Radius of curvature: r = 33 Å |
Kinked line | 0.302 | Kink angle: alpha = 61° Lengths of straight segments: l1 = 10 bp, l2 = 10 bp |
Double kinked line | 0.237 | Kink angles: alpha1 = 33°, alpha2 = 31° Twist angle: omega = -27° Lengths of straight segments: l1 = 9 bp, l2 = 2 bp, l3 = 9 bp |