3KA3
Frog M-ferritin with magnesium
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, SITTING DROP | 9 | 277 | 2M MgCl2, 0.1M Bicine pH 9.0, VAPOR DIFFUSION, SITTING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.14 | 60.84 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 183.886 | α = 90 |
b = 183.886 | β = 90 |
c = 183.886 | γ = 90 |
Symmetry | |
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Space Group | F 4 3 2 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | Mirror 1: plane parabola Pt and Rh-coated Invar steel. Mirror 2: torroid Pt and Rh-coated Si | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.3.1 | 1.1159 | ALS | 8.3.1 |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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 | 1.4 | 50 | 100 | 0.088 | 0.088 | 21.2 | 13.6 | 52741 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1.4 | 1.48 | 100 | 0.969 | 0.969 | 0.8 | 13.7 | 7566 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 1.4 | 50 | 52741 | 2689 | 99.99 | 0.137 | 0.136 | 0.159 | RANDOM | 16.983 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 38.192 |
r_dihedral_angle_4_deg | 15.94 |
r_sphericity_free | 15.282 |
r_dihedral_angle_3_deg | 14.292 |
r_scangle_it | 7.613 |
r_scbond_it | 5.375 |
r_dihedral_angle_1_deg | 4.754 |
r_sphericity_bonded | 4.74 |
r_mcangle_it | 3.026 |
r_rigid_bond_restr | 2.7 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1429 |
Nucleic Acid Atoms | |
Solvent Atoms | 292 |
Heterogen Atoms | 17 |
Software
Software | |
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Software Name | Purpose |
MOSFLM | data reduction |
SCALA | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
ADSC | data collection |
PHASER | phasing |