6AW3
Crystal structure of the HopQ-CEACAM3 L44Q complex
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 298 | 20% w/v PEG 3000, 0.1 M Bis-Tris-HCl, pH 6.5, 0.2 M calcium acetate, 1 % v/v glycerol |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.9 | 35.22 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 38.83 | α = 90 |
b = 102.594 | β = 90 |
c = 112.65 | γ = 90 |
Symmetry | |
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Space Group | P 2 2 21 |
Diffraction
Diffraction Experiment | ||||||||||||||
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ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | PIXEL | DECTRIS PILATUS 6M | Rh coated flat bent M0, toroidal focusing post-monochromator M1 | 2017-02-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-2 | 0.979460 | SSRL | BL9-2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | 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 | 2.66 | 102.59 | 99.3 | 0.12 | 0.081 | 10.7 | 5.6 | 13470 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rpim I (All) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2.66 | 2.79 | 96.3 | 1.179 | 0.841 | 1.3 | 5.1 |
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 | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | 2.66 | 102.59 | 12792 | 661 | 99.15 | 0.2448 | 0.24209 | 0.29682 | RANDOM | 53.141 |
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] | |
1.86 | -2.45 | 0.58 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 41.41 |
r_dihedral_angle_3_deg | 13.459 |
r_dihedral_angle_4_deg | 11.929 |
r_dihedral_angle_1_deg | 6.283 |
r_long_range_B_refined | 3.132 |
r_long_range_B_other | 3.132 |
r_mcangle_it | 1.64 |
r_mcangle_other | 1.64 |
r_scangle_other | 1.141 |
r_angle_refined_deg | 1.14 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3367 |
Nucleic Acid Atoms | |
Solvent Atoms | 8 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
Aimless | data scaling |
MOLREP | phasing |