6C97
Crystal structure of FcRn at pH3
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 3 | 289 | APO FCRN CRYSTALS WERE PRODUCED BY SITTING DROP VAPOR DIFFUSION WITH AN EQUAL VOLUME COMBINATION OF THE PROTEIN COMPLEX, PROVIDED IN A PROTEIN SOLUTION CONTAINING 50MM HEPES PH 7.0 AND 75MM NACL, AND AN OPTIMIZATION SCREEN CONTAINING 0.1M CITRIC ACID/NAOH PH 3.01-3.09 AND 12-16% W/V PEG 6,000. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.66 | 53.8 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 42.1 | α = 90 |
b = 76.25 | β = 93.75 |
c = 140.15 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | CCD | MARMOSAIC 300 mm CCD | 2014-10-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CLSI BEAMLINE 08ID-1 | 0.97949 | CLSI | 08ID-1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | 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 | 50 | 98.8 | 0.076 | 0.997 | 10.91 | 3 | 59210 | -3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 2 | 2.05 | 98.9 | 0.545 | 0.676 | 2.39 | 3 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (Observed) | R-Work | R-Free | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | FREE R-VALUE | 2 | 46.616 | 1.36 | 59205 | 2789 | 98.83 | 0.1756 | 0.1739 | 0.2102 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
f_dihedral_angle_d | 16.681 |
f_angle_d | 0.897 |
f_chiral_restr | 0.051 |
f_bond_d | 0.007 |
f_plane_restr | 0.006 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5669 |
Nucleic Acid Atoms | |
Solvent Atoms | 486 |
Heterogen Atoms | 18 |
Software
Software | |
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Software Name | Purpose |
XDS | data reduction |
XSCALE | data scaling |
PHENIX | refinement |