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Title | CRYSTAL STRUCTURE OF A COOPERATIVE QACR-DNA COMPLEX | |
PDB code | 1JT0 (PDB summary) | |
NDB code | PD0249 (NDB atlas) | |
Duplex length | 28 base pairs | |
Protein | QacR, Transcription Factor, DNA binding domain: Alpha-helix|beta-barrel, DNA binding domain: Helix-turn-helix |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.498 | |
Straight line (x-axis) | 1.240 | |
Arc | 0.832 | Radius of curvature: r = 511 Å |
Kinked line | 0.985 | Kink angle: alpha = 5° Lengths of straight segments: l1 = 15 bp, l2 = 13 bp |
Double kinked line | 0.777 | Kink angles: alpha1 = 12°, alpha2 = 13° Twist angle: omega = -46° Lengths of straight segments: l1 = 4 bp, l2 = 20 bp, l3 = 4 bp |