Table I. Statistics of data collection and refinement.
| Space group | P1 |
| Cell dimensions | a = 41.7 Å, b = 53.8 Å, c = 79.5 Å, α = 81.6°, β = 76.6°, γ = 90.0° |
| No. of measurements | 80 223 |
| No. of independent reflections | 38 985 |
| Data range (Å) | 40.5–2.10 |
| Rmerge (%)a | |
| Overall | 10.4 |
| Last shell (2.14–2.10 Å) | 50.0 |
| Data completeness (%) | |
| Overall | 89.6 |
| Last shell | 87.1 |
| I/(σ)I | |
| Overall | 9.2 |
| Last shell | 2.0 |
| No. of reflections used in refinement | 34 917 (30.0–2.10 Å) |
| No. of non-H protein atoms | 4908 |
| No. of water molecules, GMPPNP, Mg2+ | 422, 2, 2 |
| Rwork (%) | 21.9 |
| Rfree (%)b | 27.3 |
| R.m.s.d. in bond lengths (Å) | 0.010 |
| R.m.s.d. in bond angles (°) | 1.7 |
| Mean B value (Å2) | |
| Cdc42 (all/main chain/side chain) | 28.7/27.5/29.9 |
| Par6 (all/main chain/side chain) | 26.5/25.3/27.8 |
| Water molecules, GMPPNP, Mg2+ | 34.5, 23.5, 19.9 |
| Cross-validated σA-coordinate error (Å) | 0.30 |
| Missing residues | Cdc42: none |
| Par6: 126–130 |
, where the outer sum (h) is over the unique reflections and the inner sum (I) is over the set of independent observations of each unique reflection.
bRfree is calculated for a randomly selected 5% subset of reflections.