2V2R
Mutant (E53,56,57,60Q and R59M) recombinant horse spleen apoferritin cocrystallized with haemin in basic conditions
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2V2P | PDB ENTRY 2V2P |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 8.2 | RESERVOIR: CADMIUM SULFATE 0.16M, AMMONIUM SULFATE 0.5M, SODIUM AZIDE 0.003M. DROP: 1UL PROTEIN AND 1UL RESERVOIR, pH 8.2 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.2 | 61.9 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 183.589 | α = 90 |
b = 183.589 | β = 90 |
c = 183.589 | γ = 90 |
Symmetry | |
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Space Group | F 4 3 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 | 100 | IMAGE PLATE | MARRESEARCH | MIRROR 1, FLAT PRE-MIRROR, MIRROR 2, BENT, VERTICALLY FOCUSSING | 2006-08-16 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE BW7B | EMBL/DESY, HAMBURG | BW7B |
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 | 1.9 | 20 | 98.9 | 0.09 | 14.9 | 6.9 | 21258 |
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 | 1.9 | 2 | 99.9 | 0.53 | 4.2 | 7.1 |
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 | MOLECULAR REPLACEMENT | THROUGHOUT | PDB ENTRY 2V2P | 1.9 | 106 | 20161 | 1086 | 98.9 | 0.19 | 0.188 | 0.23 | RANDOM | 19.28 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.631 |
r_dihedral_angle_4_deg | 19.366 |
r_dihedral_angle_3_deg | 14.083 |
r_dihedral_angle_1_deg | 5.362 |
r_scangle_it | 4.771 |
r_scbond_it | 3.526 |
r_mcangle_it | 1.814 |
r_mcbond_it | 1.741 |
r_angle_refined_deg | 1.633 |
r_angle_other_deg | 1.08 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1369 |
Nucleic Acid Atoms | |
Solvent Atoms | 122 |
Heterogen Atoms | 17 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
XDS | data reduction |
XSCALE | data scaling |