8VUC
Structure of FabS1CE2-EPR-1, an elbow-locked high affinity antibody for the erythropoeitin receptor
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | Other | residues 1-126 and 1-127 (IMGT numbering) of Fab heavy chain and light chain, respectively, of an unpublished Fab | |
experimental model | Other | residues 129-230 and 130-231 (IMGT numbering) of Fab heavy chain and light chain, respectively, of an unpublished Fab |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 5 | 298 | 0.1 M MMT buffer pH 5.0, 25% PEG1500 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.34 | 47.49 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 67.389 | α = 90 |
b = 67.389 | β = 90 |
c = 168.232 | γ = 120 |
Symmetry | |
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Space Group | P 32 |
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 EIGER X 16M | 2023-04-06 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | 0.979180 | APS | 24-ID-E |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 2.45 | 84.12 | 94.9 | 0.107 | 0.121 | 0.057 | 0.993 | 7.5 | 4.3 | 29855 | 56.95 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 2.45 | 2.55 | 99.9 | 1.135 | 1.291 | 0.609 | 0.417 | 1.4 | 4.4 |
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 | 2.5 | 55.14 | 1.98 | 27948 | 1950 | 94.57 | 0.2081 | 0.2038 | 0.2653 | 68.33 |
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 | 18.0052 |
f_angle_d | 1.0555 |
f_chiral_restr | 0.0573 |
f_plane_restr | 0.0097 |
f_bond_d | 0.0082 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6424 |
Nucleic Acid Atoms | |
Solvent Atoms | 47 |
Heterogen Atoms | 27 |
Software
Software | |
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Software Name | Purpose |
PHENIX | refinement |
MOSFLM | data reduction |
Aimless | data scaling |
PHASER | phasing |