Structural characterization of the fast and promiscuous macrocyclase from plant - PCY1-S562A bound to Presegetalin F1
X-RAY DIFFRACTION
Crystallization
| Crystalization Experiments | ||||
|---|---|---|---|---|
| ID | Method | pH | Temperature | Details |
| 1 | VAPOR DIFFUSION, HANGING DROP | 293.15 | PCY1-S562A complex with PresegF1 was crystallized at 13.0 mg/mL with 0.161.3 mM PresegB1 in 27% (w/v) PEG 3350, 100 mM Ca chloride and 0.1 M Bis-Tris at pH 6.5. For cryo protection 10 % (v/v) glycerol were added to reservoir solution. | |
| Crystal Properties | |
|---|---|
| Matthews coefficient | Solvent content |
| 2.17 | 43.34 |
Crystal Data
| Unit Cell | |
|---|---|
| Length ( Å ) | Angle ( ˚ ) |
| a = 64.86 | α = 87.64 |
| b = 85.82 | β = 78.32 |
| c = 137.87 | γ = 89.52 |
| Symmetry | |
|---|---|
| Space Group | P 1 |
Diffraction
| Diffraction Experiment | ||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
| 1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS3 6M | 2016-04-28 | M | SINGLE WAVELENGTH | ||||||
| Radiation Source | |||||
|---|---|---|---|---|---|
| ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
| 1 | SYNCHROTRON | DIAMOND BEAMLINE I24 | 0.9785 | Diamond | I24 |
Data Collection
| Overall | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | Net I Over Average Sigma (I) | Redundancy | Number Reflections (All) | Number Reflections (Observed) | Observed Criterion Sigma (F) | Observed Criterion Sigma (I) | B (Isotropic) From Wilson Plot | |||||||||
| 1 | 1.86 | 73.72 | 95.8 | 7.8 | 3.4 | 222236 | |||||||||||||
Refinement
| Statistics | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work (Depositor) | R-Work (DCC) | R-Free (Depositor) | R-Free (DCC) | R-Free Selection Details | Mean Isotropic B | ||||
| X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | apo PCY1 | 1.86 | 73.72 | 222236 | 11725 | 95.75 | 0.19445 | 0.19295 | 0.2 | 0.22338 | 0.23 | RANDOM | 27.171 | ||||
| Temperature Factor Modeling | ||||||
|---|---|---|---|---|---|---|
| Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] | |
| -0.58 | 0.79 | 0.63 | 0.27 | -0.75 | 0.48 | |
| RMS Deviations | |
|---|---|
| Key | Refinement Restraint Deviation |
| r_dihedral_angle_2_deg | 32.177 |
| r_dihedral_angle_4_deg | 17.865 |
| r_dihedral_angle_3_deg | 12.381 |
| r_long_range_B_other | 6.682 |
| r_long_range_B_refined | 6.678 |
| r_dihedral_angle_1_deg | 6.333 |
| r_scangle_other | 4.988 |
| r_scbond_it | 3.337 |
| r_scbond_other | 3.337 |
| r_mcangle_it | 2.815 |
| Non-Hydrogen Atoms Used in Refinement | |
|---|---|
| Non-Hydrogen Atoms | Number |
| Protein Atoms | 23233 |
| Nucleic Acid Atoms | |
| Solvent Atoms | 930 |
| Heterogen Atoms | |
Software
| Software | |
|---|---|
| Software Name | Purpose |
| REFMAC | refinement |
| xia2 | data reduction |
| Aimless | data scaling |
| PHASER | phasing |














