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Title | CRYSTAL STRUCTURE OF HOXA9 AND PBX1 HOMEODOMAINS BOUND TO DNA | |
PDB code | 1PUF (PDB summary) | |
NDB code | PD0455 (NDB atlas) | |
Duplex length | 19 base pairs | |
Protein | Homeobox Protein Hox-A9; Pre-B-Cell Leukemia Transcription Factor-1;, Transcription Factor, DNA binding domain: Alpha-helix |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.209 | |
Straight line (x-axis) | 0.737 | |
Arc | 0.399 | Radius of curvature: r = 256 Å |
Kinked line | 0.345 | Kink angle: alpha = 8° Lengths of straight segments: l1 = 9 bp, l2 = 10 bp |
Double kinked line | 0.191 | Kink angles: alpha1 = 11°, alpha2 = 12° Twist angle: omega = 140° Lengths of straight segments: l1 = 10 bp, l2 = 4 bp, l3 = 5 bp |