2PO7
Crystal structure of human ferrochelatase mutant with His 341 replaced by Cys
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1HRK |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7.5 | 291 | CRYSTALS WERE GROWN BY HANGING DROP VAPOR DIFFUSION USING 2 MICROLITER DROPS CONTAINING EQUAL VOLUMES OF PROTEIN SOLUTION (45 MG/ML IN 50 MM TRIS MOPS, 0.1M KCL, 1% NA- CHOLATE, 250 MM IMIDAZOLE, PH 8.1) AND PRECIPITANT SOLUTION (0.1 M HEPES PH 7.5, 0.2 M AMMONIUM SULFATE, 34% PEG 400, 0.1 M SODIUM PHOSPHATE)., pH 7.50, VAPOR DIFFUSION, HANGING DROP, temperature 291K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.77 | 55.64 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 94.049 | α = 90 |
b = 87.608 | β = 90 |
c = 110.632 | 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 | RIGAKU BLUE CONFOCAL | 2001-06-20 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RU200 | 1.5418 |
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 | 2.2 | 50 | 0.068 | 41766 |
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 | DIFFERENCE FOURIER | THROUGHOUT | 1HRK | 2.2 | 18.08 | 41001 | 2051 | 87.8 | 0.21 | 0.21 | 0.245 | RANDOM |
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] | |
5.626 | 2.117 | -7.743 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 21.2 |
c_angle_deg | 1.21 |
c_improper_angle_d | 0.9 |
c_bond_d | 0.006 |
c_mcbond_it | |
c_mcangle_it | |
c_scbond_it | |
c_scangle_it |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 5704 |
Nucleic Acid Atoms | |
Solvent Atoms | 426 |
Heterogen Atoms | 182 |
Software
Software | |
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Software Name | Purpose |
CrystalClear | data collection |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |