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Title | CRYSTAL STRUCTURE OF A TERNARY SAP-1/SRF/C-FOS SRE DNA COMPL | |
PDB code | 1K6O (PDB summary) | |
NDB code | PD0258 (NDB atlas) | |
Duplex length | 23 base pairs | |
Protein | SAP-1/SRF/C-FOS SRE COMPLEX, Transcription Factor, DNA binding domain: Alpha-helix, DNA binding domain: Basic leucine zipper helix-turn-helix |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.352 | |
Straight line (x-axis) | 22.971 | |
Arc | 5.931 | Radius of curvature: r = 48 Å |
Kinked line | 2.257 | Kink angle: alpha = 53° Lengths of straight segments: l1 = 14 bp, l2 = 9 bp |
Double kinked line | 1.853 | Kink angles: alpha1 = 21°, alpha2 = 57° Twist angle: omega = -160° Lengths of straight segments: l1 = 4 bp, l2 = 10 bp, l3 = 9 bp |