3S7G
Aglycosylated human igg1 fc fragment
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 295 | 10% PEG 1000, 20% PEG 6000, 0.1M MAGNESIUM CHLORIDE, 0.2M TRIS, PH 7.0, VAPOR DIFFUSION, SITTING DROP, TEMPERATURE 295K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.78 | 55.82 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 65.689 | α = 98.18 |
b = 65.773 | β = 100.5 |
c = 77.811 | γ = 116.92 |
Symmetry | |
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Space Group | P 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 | ADSC QUANTUM 315 | 2010-02-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 5.0.2 | ALS | 5.0.2 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 3.13 | 50 | 0.061 | 12.6 | 1.9 | 19499 | 18883 | 1 | 87.2 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 3.13 | 3.26 | 97.1 | 0.347 | 2.8 | 1.9 |
Refinement
Statistics | |||||||||||||||||||
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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 | R-Free | R-Free Selection Details | Mean Isotropic B | ||||||
X-RAY DIFFRACTION | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 3DNK (CH2 AND CH3 DOMAINS USED SEPARATELY) | 3.13 | 45 | 17958 | 925 | 96.8 | 0.262 | 0.259 | 0.323 | RANDOM | 89.47 |
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] | |
0.56 | 1.08 | 3.87 | -1.77 | 0.74 | 3.8 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.339 |
r_dihedral_angle_4_deg | 23.758 |
r_dihedral_angle_3_deg | 21.808 |
r_dihedral_angle_1_deg | 7.938 |
r_scangle_it | 2.848 |
r_angle_refined_deg | 1.633 |
r_scbond_it | 1.547 |
r_mcangle_it | 1.366 |
r_mcbond_it | 0.715 |
r_chiral_restr | 0.095 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6640 |
Nucleic Acid Atoms | |
Solvent Atoms | 22 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data collection |
PHASER | phasing |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |