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Title | VND/NK-2 HOMEODOMAIN/DNA COMPLEX, NMR, 20 STRUCTURES | |
PDB code | 1NK2 (PDB summary) | |
NDB code | 1NK2 (NDB atlas) | |
Duplex length | 16 base pairs | |
Protein | Vnd/NK-2, Transcription factor, DNA binding domain: Helix-turn-helix, homeodomain |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.625 | |
Straight line (x-axis) | 4.723 | |
Arc | 1.690 | Radius of curvature: r = 77 Å |
Kinked line | 1.218 | Kink angle: alpha = 23° Lengths of straight segments: l1 = 8 bp, l2 = 8 bp |
Double kinked line | 0.646 | Kink angles: alpha1 = 32°, alpha2 = 27° Twist angle: omega = 134° Lengths of straight segments: l1 = 9 bp, l2 = 3 bp, l3 = 4 bp |