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Title | CRYSTAL STRUCTURE OF A TERNARY COMPLEX CONTAINING AN OCA-B PEPTIDE, THE OCT-1 POU DOMAIN, AND AN OCTAMER ELEMENT | |
PDB code | 1CQT (PDB summary) | |
NDB code | PD0092 (NDB atlas) | |
Duplex length | 14 base pairs | |
Protein | OCA-B PEPTIDE, OCT-1 POU domain, Transcription factor, DNA binding domain: Helix-turn-helix, homeodomainhelix-turn-helix, POU domain |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.296 | |
Straight line (x-axis) | 2.165 | |
Arc | 0.814 | Radius of curvature: r = 75 Å |
Kinked line | 0.707 | Kink angle: alpha = 23° Lengths of straight segments: l1 = 9 bp, l2 = 5 bp |
Double kinked line | 0.533 | Kink angles: alpha1 = 12°, alpha2 = 25° Twist angle: omega = -92° Lengths of straight segments: l1 = 4 bp, l2 = 5 bp, l3 = 4 bp |