Table 1. Data processing and structure refinement.
| Sample | dArc1-CL (derivative) | dArc1-CL (native) | dArc2-NL | dArc2-CL |
|---|---|---|---|---|
| Space group | P21212 | C2221 | P2221 | P42212 |
| Unit cell dimensions (Å) | 38.2, 82.5, 29.8 | 37.6, 51.1, 82.4 | 24.6, 33.4, 84.9 | 190.0, 190.0, 40.4 |
| Wavelength (Å) | 2.0662 | 1.0332 | 0.976 | 1.0332 |
| Resolution range (Å) | 50–2.30 (2.44–2.30) | 50–1.05 (1.08–1.05) | 50–1.90 (1.95–1.90) | 50–2.80 (2.87–2.80) |
| ⟨I/σ(I)⟩ | 24.3 (16.0) | 26.1 (1.6) | 9.9 (1.0) | 8.7 (0.9) |
| Rsym (%) | 8.4 (10.3) | 2.9 (29.5) | 10.3 (143.2) | 34.4 (303.6) |
| Rmeas (%) | 8.8 (10.8) | 3.1 (39.0) | 11.1 (156.8) | 35.7 (315.2) |
| Completeness (%) | 99.4 (96.6) | 92.6 (45.5) | 100 (100) | 99.8 (98.3) |
| Redundancy | 12.2 (10.9) | 5.9 (1.6) | 6.8 (6.1) | 14.3 (13.9) |
| CC1/2 (%) | 99.8 (99.7) | 100 (91.3) | 99.8 (39.5) | 99.2 (43.3) |
| Wilson B factor (Å2) | 30.9 | 14.9 | 40.8 | 49.8 |
| Rcryst (%) | - | 13.0 | 23.8 | 23.1 |
| Rfree (%) | - | 15.1 | 27.1 | 28.0 |
| rmsd bond lengths (Å) | - | 0.019 | 0.013 | 0.013 |
| rmsd bond angles (°) | - | 1.5 | 1.2 | 1.3 |
| Ramachandran favoured/outliers (%); Molprobity score (percentile) | - | 100/0; 1.77 (38th) | 93.4/0; 2.22 (49th) | 97.9/0; 2.02 (99th) |
| PDB entry | - | 6SID | 6SIB | 6SIE |
The values in parentheses refer to the highest-resolution shell.