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Title | STRUCTURE OF A HAP1/DNA COMPLEX REVEALS DRAMATICALLY ASYMMETRIC DNA BINDING BY A HOMODIMERIC PROTEIN | |
PDB code | 1HWT (PDB summary) | |
NDB code | PD0089 (NDB atlas) | |
Duplex length | 20 base pairs | |
Protein | Heme activator protein, Transcription factor, DNA binding domain: Zn2-Cys6 binuclear cluster |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.136 | |
Straight line (x-axis) | 3.250 | |
Arc | 2.113 | Radius of curvature: r = 153 Å |
Kinked line | 0.931 | Kink angle: alpha = 22° Lengths of straight segments: l1 = 6 bp, l2 = 14 bp |
Double kinked line | 0.286 | Kink angles: alpha1 = 26°, alpha2 = 17° Twist angle: omega = -165° Lengths of straight segments: l1 = 7 bp, l2 = 8 bp, l3 = 5 bp |