Table 2 X-ray data collection and refinement statistics.
From: Structure-guided evolution of cyan fluorescent proteins towards a quantum yield of 93%
SCFP3A | mTurquoise | mTurquoise2 | |
|---|---|---|---|
Data collection | |||
Space group | P212121 | P212121 | P212121 |
Cell dimensions | |||
a, b, c (Å) | 51.15, 62.14, 69.78 | 50.98, 62.32, 70.37 | 51.01, 62.55, 70.36 |
α, β, γ (°) | 90.00, 90.00, 90.00 | 90.00, 90.00, 90.00 | 90.00, 90.00, 90.00 |
Resolution (Å) | 46.4–1.59 (1.68–1.59) | 46.7–1.47 (1.55–1.47) | 46.7–1.31 (1.38–1.31) |
R sym | 0.062 (0.827) | 0.043 (0.750) | 0.056 (0.705) |
I/σI | 14.8 (2.0) | 15.9 (2.0) | 10.8 (2.0) |
Completeness (%) | 96.1 (95.6) | 98.8 (98.8) | 96.1 (94.6) |
Redundancy | 4.0 (4.0) | 4.1 (4.3) | 4.2 (4.4) |
Refinement | |||
Resolution (Å) | 46.4–1.59 | 41.3–1.47 | 35.2–1.31 |
No. of reflections | 27,687 | 36,342 | 49,733 |
Rwork/Rfree | 0.142/0.193 | 0.142/0.185 | 0.132/0.177 |
No. of atoms | 1,961 | 1,994 | 2,140 |
Protein | 1,812 | 1,805 | 1,905 |
Chromophore | 24 | 23 | 23 |
Water | 125 | 166 | 212 |
B-factors (all) | 23.41 | 23.56 | 23.15 |
Protein | 22.90 | 22.72 | 22.17 |
Chromophore | 15.57 | 14.32 | 11.68 |
Water | 32.21 | 34.07 | 33.13 |
R.m.s. deviations | |||
Bond lengths (Å) | 0.009 | 0.011 | 0.014 |
Bond angles (°) | 1.41 | 1.50 | 1.71 |
PDB ID | 2ydz | 2ye0 | 3ztf |
