XFEL structure of the on state of a reversibly photoswitching fluorescent protein determined using the grease injection method
Serial Crystallography (SX)
Crystallization
Crystalization Experiments |
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ID | Method | pH | Temperature | Details |
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1 | BATCH MODE | | 293.15 | 0.2 M lithium sulfate
0.1 M Tris-Cl pH 8.5
23-30% PEG 3350 |
Crystal Properties |
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Matthews coefficient | Solvent content |
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2.24 | 45.01 |
Crystal Data
Unit Cell |
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Length ( Å ) | Angle ( ˚ ) |
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a = 39.8 | α = 90 |
b = 74.6 | β = 90 |
c = 79.2 | γ = 90 |
Symmetry |
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Space Group | P 21 21 21 |
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Diffraction
Diffraction Experiment |
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol |
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1 | 1 | x-ray | 293.15 | CCD | MPCCD | | 2016-05-13 | M | SINGLE WAVELENGTH |
Radiation Source |
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
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1 | FREE ELECTRON LASER | SACLA BEAMLINE BL3 | 1.76 | SACLA | BL3 |
Data Collection
Overall |
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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 |
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1 | 1.911 | 54.3 | 99.74 | 13.77 | 17.7 | | 18901 | | | |
Refinement
Statistics |
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Diffraction ID | Structure Solution Method | Cross Validation method | 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 |
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X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 1.92 | 54.3 | 17378 | 927 | 97.69 | 0.15964 | 0.15628 | 0.16 | 0.22863 | 0.23 | RANDOM | 35.383 |
Temperature Factor Modeling |
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Anisotropic B[1][1] | Anisotropic B[1][2] | Anisotropic B[1][3] | Anisotropic B[2][2] | Anisotropic B[2][3] | Anisotropic B[3][3] |
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0.45 | | | -0.22 | | -0.23 |
RMS Deviations |
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Key | Refinement Restraint Deviation |
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r_dihedral_angle_2_deg | 35.583 |
r_long_range_B_refined | 22.731 |
r_dihedral_angle_4_deg | 22.268 |
r_dihedral_angle_3_deg | 15.831 |
r_dihedral_angle_1_deg | 6.876 |
r_scbond_it | 4.336 |
r_mcangle_it | 3.118 |
r_mcbond_it | 2.541 |
r_angle_refined_deg | 1.957 |
r_chiral_restr | 0.161 |
RMS Deviations |
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Key | Refinement Restraint Deviation |
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r_dihedral_angle_2_deg | 35.583 |
r_long_range_B_refined | 22.731 |
r_dihedral_angle_4_deg | 22.268 |
r_dihedral_angle_3_deg | 15.831 |
r_dihedral_angle_1_deg | 6.876 |
r_scbond_it | 4.336 |
r_mcangle_it | 3.118 |
r_mcbond_it | 2.541 |
r_angle_refined_deg | 1.957 |
r_chiral_restr | 0.161 |
r_bond_refined_d | 0.018 |
r_gen_planes_refined | 0.01 |
r_bond_other_d | |
r_angle_other_deg | |
r_gen_planes_other | |
r_nbd_refined | |
r_nbd_other | |
r_nbtor_refined | |
r_nbtor_other | |
r_xyhbond_nbd_refined | |
r_xyhbond_nbd_other | |
r_metal_ion_refined | |
r_metal_ion_other | |
r_symmetry_vdw_refined | |
r_symmetry_vdw_other | |
r_symmetry_hbond_refined | |
r_symmetry_hbond_other | |
r_symmetry_metal_ion_refined | |
r_symmetry_metal_ion_other | |
r_mcbond_other | |
r_mcangle_other | |
r_scbond_other | |
r_scangle_it | |
r_scangle_other | |
r_long_range_B_other | |
r_rigid_bond_restr | |
r_sphericity_free | |
r_sphericity_bonded | |
Non-Hydrogen Atoms Used in Refinement |
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Non-Hydrogen Atoms | Number |
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Protein Atoms | 1743 |
Nucleic Acid Atoms | |
Solvent Atoms | 162 |
Heterogen Atoms | |
Software
Software |
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Software Name | Purpose |
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REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |
MOLREP | phasing |