5IJ5
Crystal structure of Equine Serum Albumin in the presence of 50 mM zinc at pH 4.5
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 5IIH |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 4.5 | 289 | 1 ul of 30 mg/ml protein in 10 mM Tris pH 7.5 and 150 mM NaCl buffer was mixed with 1 ul of the well condition (2.0 M (NH4)2SO4, 0.1 M Na acetate, 0.1 M ZnCl2, final pH 4.5) and equilibrated against well solution in 15 Well Crystallization Plate (Qiagen) |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.92 | 57.93 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 96.132 | α = 90 |
b = 96.132 | β = 90 |
c = 144.151 | γ = 120 |
Symmetry | |
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Space Group | P 61 |
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 315r | 2012-11-11 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 19-ID | 0.979 | APS | 19-ID |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | R Sym 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 | 2.55 | 50.01 | 99.9 | 0.107 | 0.107 | 7.5 | 6.2 | 24491 | -3 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 2.55 | 2.59 | 100 | 5.7 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 5IIH | 2.55 | 50.01 | 23268 | 1169 | 99.84 | 0.192 | 0.1887 | 0.2533 | RANDOM | 75.843 |
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] | |
1.98 | 0.99 | 1.98 | -6.42 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 33.443 |
r_dihedral_angle_4_deg | 17.759 |
r_dihedral_angle_3_deg | 14.696 |
r_mcangle_it | 8.596 |
r_mcbond_it | 6.414 |
r_mcbond_other | 6.407 |
r_dihedral_angle_1_deg | 5.142 |
r_angle_refined_deg | 1.185 |
r_angle_other_deg | 0.916 |
r_chiral_restr | 0.063 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4411 |
Nucleic Acid Atoms | |
Solvent Atoms | 159 |
Heterogen Atoms | 21 |
Software
Software | |
---|---|
Software Name | Purpose |
HKL-3000 | data collection |
SBC-Collect | data collection |
SCALEPACK | data scaling |
MOLREP | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
HKL-3000 | data reduction |