6RF6
Crystal structure of the light-driven sodium pump KR2 in the monomeric form, pH 8.0
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
---|---|---|---|
Type | Source | Accession Code | Details |
experimental model | PDB | 4XTL |
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | LIPIDIC CUBIC PHASE | 293 | 2.0 M Sodium Malonate, pH 4.3 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.16 | 61.13 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 40.411 | α = 90 |
b = 82.319 | β = 90 |
c = 233.35 | γ = 90 |
Symmetry | |
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Space Group | I 2 2 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 | PIXEL | DECTRIS PILATUS 6M | 2018-03-11 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ESRF BEAMLINE ID30B | 0.978 | ESRF | ID30B |
Data Collection
Overall | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | 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 | 40.6 | 99.9 | 0.039 | 0.044 | 0.019 | 0.999 | 19.1 | 5.2 | 36723 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||
1 | 1.8 | 1.84 | 99.9 | 0.428 | 0.474 | 0.201 | 0.925 | 5.4 |
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 | 4XTL | 1.8 | 20 | 35277 | 1416 | 99.64 | 0.144 | 0.1425 | 0.1807 | RANDOM | 37.42 |
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] | |
1.46 | 0.9 | -2.36 |
RMS Deviations | |
---|---|
Key | Refinement Restraint Deviation |
r_sphericity_free | 39.61 |
r_dihedral_angle_2_deg | 36.148 |
r_sphericity_bonded | 21.219 |
r_dihedral_angle_4_deg | 17.847 |
r_dihedral_angle_3_deg | 12.543 |
r_rigid_bond_restr | 6.208 |
r_dihedral_angle_1_deg | 5.668 |
r_angle_other_deg | 0.902 |
r_angle_refined_deg | 0.767 |
r_chiral_restr | 0.053 |
Non-Hydrogen Atoms Used in Refinement | |
---|---|
Non-Hydrogen Atoms | Number |
Protein Atoms | 2136 |
Nucleic Acid Atoms | |
Solvent Atoms | 93 |
Heterogen Atoms | 186 |
Software
Software | |
---|---|
Software Name | Purpose |
Aimless | data scaling |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
MOLREP | phasing |