Table 1. Data-collection statistics for wild-type DhaA crystals.
Values in parentheses are for the highest resolution shell.
| Ligand | 2-Propanol† | 2-Propanol‡ | TCP |
|---|---|---|---|
| Radiation source | Bruker FR591 | X12, DESY | 14.1, BESSY |
| Detector | MAR345 | 225 mm MAR Mosaic CCD | 225 mm MAR Mosaic CCD |
| Wavelength (Å) | 1.542 | 1.033 | 0.918 |
| No. of images | 130§/400¶ | 380§/380¶/380†† | |
| Rotation range per image (°) | 1.5§/0.5¶ | 0.5§/0.5¶/0.5†† | |
| Resolution range (Å) | 22.94–1.75 (1.84–1.75) | 50.0–1.26 (1.31–1.26) | 30.0–1.04 (1.14–1.04) |
| Space group | P1 | P1 | P1 |
| Unit-cell parameters (Å, °) | a = 42.71, b = 44.51, c = 46.40, α = 115.40, β = 98.10, γ = 109.4 | a = 42.65, b = 44.48, c = 46.33, α = 115.39, β = 98.05, γ = 109.4 | a = 42.56, b = 44.37, c = 46.30, α = 115.151, β = 97.59, γ = 109.80 |
| Measured reflections | 58098 | 166175 | 662439 |
| Unique reflections | 25072 | 69951 | 125718 |
| Multiplicity | 2.3 | 2.4 | 5.3 |
| Completeness (%) | 90.5 (87.4) | 94.3 (90.2) | 95.6 (89.8) |
| Rmerge‡‡ (%) | 5.0 (30.9) | 3.7 (11.3) | 8.0 (35.8) |
| Rmeas/Rr.i.m.§§ (%) | 6.0 (31.9) | 4.5 (15.3) | 7.2 (54.8) |
| 〈I/σ(I)〉 | 15.0 (3.9) | 29.9 (6.8) | 17.53 (4.9) |
The concentration of 2-propanol in the crystallization solution was 6%(v/v).
The concentration of 2-propanol in the crystallization solution was 11%(v/v).
Low-resolution pass.
High-resolution pass.
Third pass (change in κ).
R
merge =
, where Ii(hkl) is the intensity of the ith measurement of reflection hkl and 〈I(hkl)〉 is the average intensity of this reflection.
R
meas/R
r.i.m. =
, where N is the redundancy of the observed reflection.