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Title | MAT A1/ALPHA2/DNA TERNARY COMPLEX | |
PDB code | 1AKH (PDB summary) | |
NDB code | PDR049 (NDB atlas) | |
Duplex length | 19 base pairs | |
Protein | Mating type A1/alpha2, Transcription factor, DNA binding domain: Helix-turn-helix, homeodomain |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.444 | |
Straight line (x-axis) | 14.205 | |
Arc | 0.987 | Radius of curvature: r = 42 Å |
Kinked line | 1.154 | Kink angle: alpha = 45° Lengths of straight segments: l1 = 11 bp, l2 = 8 bp |
Double kinked line | 0.289 | Kink angles: alpha1 = 20°, alpha2 = 38° Twist angle: omega = -51° Lengths of straight segments: l1 = 6 bp, l2 = 6 bp, l3 = 7 bp |