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Title | CRYSTAL STRUCTURE OF A SMAD MH1 DOMAIN BOUND TO DNA | |
PDB code | 1MHD (PDB summary) | |
NDB code | PD0243 (NDB atlas) | |
Duplex length | 13 base pairs | |
Protein | SMAD3 MH1 domain, Transcription factor, DNA binding domain: SMAD beta hairpin |
Model | sigma2 / Å2 | Geometrical parameters |
Plane | 0.028 | |
Straight line (x-axis) | 0.221 | |
Arc | 0.284 | Radius of curvature: r = 780000000 Å |
Kinked line | 0.123 | Kink angle: alpha = 9° Lengths of straight segments: l1 = 10 bp, l2 = 3 bp |
Double kinked line | 0.130 | Kink angles: alpha1 = 6°, alpha2 = 10° Twist angle: omega = -143° Lengths of straight segments: l1 = 3 bp, l2 = 7 bp, l3 = 3 bp |