2PNY
Structure of Human Isopentenyl-diphosphate Delta-isomerase 2
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2ICJ | PDB entry 2ICJ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 7 | 291 | Protein buffer: 10 mg/mL Protein, 0.1 M NaCl, 0.05 M Tris-HCl pH 8.0, 0.001 M TCEP, 0.001 M CaCl2, 0.001 M MgCl2, 0.001 M MnCl2. Precipitant: 2 M Na/K PO4, pH 7.0. Cryoprotectant: 20% Glycerol, VAPOR DIFFUSION, SITTING DROP, temperature 291.0K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.25 | 45.24 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 50.897 | α = 90 |
b = 52.815 | β = 90 |
c = 96.391 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 21 |
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 | IMAGE PLATE | RIGAKU RAXIS IV++ | 2007-04-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU | 1.54178 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 1.8 | 25 | 98.7 | 0.056 | 36.95 | 7 | 24447 | 24447 | -3 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.8 | 1.86 | 86.8 | 0.238 | 9.6 | 6.7 | 2101 |
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 2ICJ | 1.81 | 24.16 | 24394 | 23192 | 1202 | 99.93 | 0.14931 | 0.14759 | 0.18203 | RANDOM | 13.151 |
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] | |
1.29 | -0.57 | -0.72 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 28.426 |
r_dihedral_angle_4_deg | 21.882 |
r_dihedral_angle_3_deg | 12.608 |
r_dihedral_angle_1_deg | 6.317 |
r_scangle_it | 3.597 |
r_scbond_it | 2.517 |
r_angle_refined_deg | 1.618 |
r_mcangle_it | 1.318 |
r_mcbond_it | 0.968 |
r_nbtor_refined | 0.309 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1931 |
Nucleic Acid Atoms | |
Solvent Atoms | 187 |
Heterogen Atoms | 29 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data collection |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHASER | phasing |