TABLE 1.
Structural statistics of the 10 final structures (pH 6.8, 298 K)
| Root mean square deviation from the average structure (residues 20–97 of SUMO1 + residues 2708–2716 of RanBP2) (Å) | |
| Main chain | 0.84 |
| All heavy atoms | 1.10 |
| Total NOE distance constraints | 84 |
| Intra M-IR2 | 51 |
| Intermolecular | 33 |
| Total dihedral constraints | 64 |
| φ SUMO1 (M-IR2) | 21 (11) |
| ψ SUMO1 (M-IR2) | 21 (11) |
| Violations of structural constraints | |
| Distance constraints >0.5 Å | 0 |
| Distance constraints >0.1 Å | 2 |
| Dihedral angle constraints > 5° | 0 |
| Root mean square deviation from idealized covalent geometry | |
| Bonds (Å) | 0.0037 ± 0.00017 |
| Angles (degrees) | 0.65 ± 0.0083 |
| Impropers (degrees) | 0.47 ± 0.0096 |
| Ramachandran analysis | |
| Residues in allowed regions | 89% |
| Residues in marginal regions | 9.8% |
| Residues in disallowed regions | 1.3% |