|
Title | PROTEIN-DNA RECOGNITION AND DNA DEFORMATION REVEALED IN CRYS STRUCTURES OF CAP-DNA COMPLEXES | |
PDB code | 1O3T (PDB summary) | |
NDB code | PD0401 (NDB atlas) | |
Duplex length | 13 base pairs | |
Protein | Catabolite gene activator, Transcription Factor, DNA binding domain: Alpha-helix, DNA binding domain: Helix-turn-helix |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.103 | |
Straight line (x-axis) | 5.136 | |
Arc | 0.789 | Radius of curvature: r = 44 Å |
Kinked line | 0.506 | Kink angle: alpha = 34° Lengths of straight segments: l1 = 5 bp, l2 = 8 bp |
Double kinked line | 0.306 | Kink angles: alpha1 = 36°, alpha2 = 12° Twist angle: omega = 51° Lengths of straight segments: l1 = 3 bp, l2 = 4 bp, l3 = 6 bp |