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Title | CRYSTAL STRUCTURE OF A PAIRED DOMAIN-DNA COMPLEX AT 2.5 ANGSTROMS RESOLUTION REVEALS STRUCTURAL BASIS FOR PAX DEVELOPMENTAL MUTATIONS | |
PDB code | 1PDN (PDB summary) | |
NDB code | PDR018 (NDB atlas) | |
Duplex length | 13 base pairs | |
Protein | Paired protein, Transcription factor, DNA binding domain: Helix-turn-helix, homeodomain |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.053 | |
Straight line (x-axis) | 1.405 | |
Arc | 0.570 | Radius of curvature: r = 86 Å |
Kinked line | 0.280 | Kink angle: alpha = 18° Lengths of straight segments: l1 = 5 bp, l2 = 8 bp |
Double kinked line | 0.344 | Kink angles: alpha1 = 21°, alpha2 = 8° Twist angle: omega = -153° Lengths of straight segments: l1 = 5 bp, l2 = 4 bp, l3 = 3 bp |