| Apoenzyme | Holoenzyme | Ternary complex |
---|---|---|---|
Crystal data | Â | Â | Â |
   a (Å) | 69.36 | 69.12 | 68.00 |
   b (Å) | 121.65 | 121.19 | 120.10 |
   c (Å) | 80.00 | 80.33 | 79.28 |
   β (°) | 92.31 | 92.21 | 92.08 |
   Vm (Å3/Da) | 2.33 | 2.28 | 2.19 |
   Solvent content (%) | 47 | 46 | 44 |
Data collection | Â | Â | Â |
   Resolution range (Å) | 50.0 - 2.2 | 50.0 - 2.0 | 20.0 - 2.0 |
   High resolution shell (Å) | 2.28–2.2 | 2.07 - 2.0 | 2.07-2.0 |
   Reflections | 68,051 | 87,612 | 84,846 |
   Completeness (%) | 98.8 (97.5)* | 98.3 (90.4) | 99.7 (99.3) |
   Rsym | 0.071 (0.182) | 0.068 (0.365) | 0.087 (0.309) |
   Overall I/σ | 9.6 | 8.9 | 11.9 |
Refinement | Â | Â | Â |
   R value | 0.203 (0.221) | 0.205 (0.240) | 0.178 (0.196) |
   Free R value | 0.245 (0.273) | 0.238 (0.266) | 0.210 (0.254) |
   Number of protein atoms | 9728 | 10084 | 10077 |
   Number of hetero atoms | 0 | 176 | 230 |
   Number of water molecules | 405 | 419 | 723 |
   Estimated coordinate error | 0.25 | 0.23 | 0.20 |
   Ramachandran plot (%) (core, allowed, generously allowed, disallowed) | 87.6, 11.7, 0.3, 0.4 | 87.8, 11.6, 0.3, 0.3 | 89.9, 9.7, 0.1, 0.3 |
Deviations from ideality | Â | Â | Â |
   Bond lengths (Å) | 0.006 | 0.006 | 0.006 |
   Bond angles (°) | 1.3 | 1.3 | 1.0 |
   Dihedral angles (°) | 24.3 | 23.8 | 26.8 |
   Improper angles (°) | 0.71 | 0.74 | 2.41 |
B-factors (Ã… 2 ) | Â | Â | Â |
   All atoms | 34.3 | 32.3 | 21.9 |
   Protein atoms | 34.2 | 32.1 | 21.4 |
   NAD | N/A | 37.9 | 16.6 |
   D-G3H | N/A | N/A | 36.4 |
   Water molecules | 36.8 | 34.5 | 29.7 |