6RBC
X-ray structure of human glutamate carboxypeptidase II (GCPII) in complex with a inhibitor KB1157
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 293 | 32% (v/v) pentaerythritol propoxylate, PO/OH 5/4, 2 % (w/v) PEG 3350, 100 mM Tris-HCl, pH 8.0 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.31 | 62.82 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 101.551 | α = 90 |
b = 130.47 | β = 90 |
c = 159.045 | γ = 90 |
Symmetry | |
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Space Group | I 2 2 2 |
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 | 90 | PIXEL | DECTRIS PILATUS 2M | 2018-11-28 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | BESSY BEAMLINE 14.2 | 0.918 | BESSY | 14.2 |
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 | 1.77 | 50 | 99.9 | 0.083 | 14.5 | 6.7 | 102705 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.77 | 1.88 | 0.827 |
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 | FOURIER SYNTHESIS | THROUGHOUT | 3BI1 | 1.77 | 45 | 100601 | 2101 | 99.79 | 0.1646 | 0.16406 | 0.19101 | RANDOM | 35.652 |
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] | |
0.94 | -1.96 | 1.02 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.083 |
r_dihedral_angle_3_deg | 14.975 |
r_dihedral_angle_4_deg | 14.946 |
r_dihedral_angle_1_deg | 6.383 |
r_long_range_B_refined | 5.643 |
r_scbond_it | 2.555 |
r_mcangle_it | 2.207 |
r_angle_refined_deg | 1.728 |
r_mcbond_it | 1.642 |
r_chiral_restr | 0.119 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5529 |
Nucleic Acid Atoms | |
Solvent Atoms | 600 |
Heterogen Atoms | 200 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
Aimless | data scaling |
REFMAC | phasing |