2FAI
Human Estrogen Receptor Alpha Ligand-Binding Domain In Complex With OBCP-2M and A Glucocorticoid Receptor Interacting Protein 1 NR Box II Peptide
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1ZKY | PDB ENTRY 1ZKY |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8.5 | 289 | 0.2M Ammonium Sulfate 0.1M Tris pH 8.5 25% PEG 3350, VAPOR DIFFUSION, HANGING DROP, temperature 289K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.03 | 39.55 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 56.397 | α = 90 |
b = 81.811 | β = 111.16 |
c = 58.861 | 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 | 77 | CCD | ADSC QUANTUM 315 | Bent conical Si-mirror (Rh coated) | 2005-10-30 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 14-BM-C | 0.979 | APS | 14-BM-C |
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 | 2.1 | 30 | 98.9 | 0.102 | 12.9 | 5.1 | 29520 | 29195 |
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 | 2.1 | 2.18 | 100 | 0.421 | 4.56 | 5.2 | 2948 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | 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 1ZKY | 2.1 | 19.62 | 29195 | 27374 | 1455 | 98.98 | 0.20234 | 0.20023 | 0.24044 | RANDOM | 42.092 |
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] | |
0.04 | 0.1 | 0.01 | 0.03 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.635 |
r_dihedral_angle_4_deg | 20.567 |
r_dihedral_angle_3_deg | 16.657 |
r_scangle_it | 8.441 |
r_scbond_it | 6.087 |
r_dihedral_angle_1_deg | 5.775 |
r_mcangle_it | 3.842 |
r_mcbond_it | 2.707 |
r_angle_refined_deg | 1.074 |
r_symmetry_hbond_refined | 0.354 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4036 |
Nucleic Acid Atoms | |
Solvent Atoms | 25 |
Heterogen Atoms | 40 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
SCALEPACK | data scaling |
MOLREP | phasing |