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Title | DETERMINATION OF THE NMR SOLUTION STRUCTURE OF AN ANTENNAPED HOMEODOMAIN-DNA COMPLEX | |
PDB code | 1AHD (PDB summary) | |
NDB code | 1AHD (NDB atlas) | |
Duplex length | 14 base pairs | |
Protein | Antennapedia protein, Transcription factor, DNA binding domain: Helix-turn-helix, homeodomain |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.242 | |
Straight line (x-axis) | 3.853 | |
Arc | 0.580 | Radius of curvature: r = 51 Å |
Kinked line | 0.461 | Kink angle: alpha = 29° Lengths of straight segments: l1 = 6 bp, l2 = 8 bp |
Double kinked line | 0.412 | Kink angles: alpha1 = 25°, alpha2 = 12° Twist angle: omega = -76° Lengths of straight segments: l1 = 5 bp, l2 = 3 bp, l3 = 6 bp |