Table S1.
Data collection and refinement statistics for the SpAC–Fc complex
| SpAC–Fc complex | |
| Data collection | |
| Space group | C2 |
| Cell dimensions | |
| a, b, c, Å | 139.0, 88.1, 101.0 |
| α, β, γ, ° | 90.0, 91.0, 90.0 |
| Wavelength | 1.0 |
| Resolution, Å | 50.00–2.30 (2.34–2.30)* |
| Rsym | 0.17 (1.0) |
| I/σI | 29.0 (1.7) |
| Completeness, % | 99.5 (94.8) |
| Redundancy | 14.8 (12.3) |
| Refinement | |
| Resolution, Å | 41.18–2.31 |
| No. of reflections | 50,556 |
| Rwork/Rfree | 21.2/25.0 |
| No. of atoms | |
| Protein | 6254 |
| Water | 165 |
| B factors | |
| Protein | 62.96 |
| Water | 76.44 |
| Rms deviations | |
| Bond lengths, Å | 0.004 |
| Bond angles, ° | 0.817 |
*
Data were collected from a single crystal. Values in parentheses are for the highest-resolution shell.