4HBD
Crystal structure of KANK2 ankyrin repeats
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | Other | UNPUBLISHED MODEL OF SAME PROTEIN BUT DIFFERENT CRYSTAL DIMENSIONS (P21212; A,B,C=61.46,63.59,163.08 FOR DERIVATIVE (IODIDE?, DIFFRACTION INTENSITIES INCLUDED). THAT STRUCTURE WAS SOLVED WITH SHELX, SIRAS (ISOMORPHOUS ""NATIVE"" DATA NOT PROVIDED AS SAD DOES ALSO WORK) |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION | 291 | 20% PEG 3350, 0.2 M ammonium nitrate, VAPOR DIFFUSION, temperature 291K | |
2 | VAPOR DIFFUSION, SITTING DROP | 291 | 20% PEG 3350, 0.2 M ammonium iodide, VAPOR DIFFUSION, SITTING DROP, temperature 291K |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 150.061 | α = 90 |
b = 65.568 | β = 90 |
c = 28.758 | γ = 90 |
Symmetry | |
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Space Group | P 21 21 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 | CCD | RAYONIX MX-300 | 2012-09-19 | M | SINGLE WAVELENGTH | ||||||
2 | 2 | x-ray | 100 | IMAGE PLATE | RIGAKU RAXIS IV++ | 2012-09-14 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | CLSI BEAMLINE 08ID-1 | 0.97949 | CLSI | 08ID-1 |
2 | ROTATING ANODE | RIGAKU FR-E SUPERBRIGHT | 1.5418 |
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 | 1.72 | 75.031 | 100 | 0.072 | 17.7 | 7.1 | 31276 | 31276 |
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 | 1.72 | 1.81 | 100 | 0.961 | 0.961 | 0.8 | 7.3 | 4483 |
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 | UNPUBLISHED MODEL OF SAME PROTEIN BUT DIFFERENT CRYSTAL DIMENSIONS (P21212; A,B,C=61.46,63.59,163.08 FOR DERIVATIVE (IODIDE?, DIFFRACTION INTENSITIES INCLUDED). THAT STRUCTURE WAS SOLVED WITH SHELX, SIRAS (ISOMORPHOUS "NATIVE" DATA NOT PROVIDED AS SAD DOES ALSO WORK) | 1.72 | 37.54 | 31215 | 1583 | 99.98 | 0.1781 | 0.1765 | 0.2072 | RANDOM | 29.6186 |
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] | |
-1.15 | 1.71 | -0.56 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.199 |
r_dihedral_angle_4_deg | 17.291 |
r_dihedral_angle_3_deg | 12.65 |
r_dihedral_angle_1_deg | 4.854 |
r_angle_refined_deg | 1.524 |
r_angle_other_deg | 0.824 |
r_chiral_restr | 0.094 |
r_bond_refined_d | 0.016 |
r_gen_planes_refined | 0.007 |
r_bond_other_d | 0.001 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1849 |
Nucleic Acid Atoms | |
Solvent Atoms | 168 |
Heterogen Atoms | 9 |
Software
Software | |
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Software Name | Purpose |
SCALA | data scaling |
SHELX | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
XDS | data reduction |
PHASER | phasing |