6NX6
ECAII(D90T,K162T) MUTANT IN COMPLEX WITH CITRATE AT PH 5
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 293 | Protein, at the concentration 15 mg/ml in 50 mM HEPES buffer pH 7 and 150 mM sodium chloride was mixed with equivolume solution of precipitant that contained, 17% (w/v) PEG3350, 0.17 M ammonium citrate pH 5.0, and 20 mM L-Asn. Resulting droplets were equilibrated against the precipitant. For the data collection, crystal was mounted in a quartz capillary |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.88 | 57.3 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 126.166 | ¦Á = 90 |
b = 126.166 | ¦Â = 90 |
c = 89.197 | ¦Ã = 120 |
Symmetry | |
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Space Group | P 31 2 1 |
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 | 298 | PIXEL | DECTRIS EIGER R 4M | Multilayer X-ray mirrors VariMax HF | 2018-06-10 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU MICROMAX-007 HF | 1.5418 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | Rrim I (All) | Rpim I (All) | 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 | 2.15 | 40 | 97.1 | 0.108 | 0.125 | 0.059 | 8.8 | 4.1 | 43555 |
Highest Resolution Shell | |||||||||||||||||||
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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 | 2.15 | 2.19 | 99.8 | 0.686 | 0.823 | 0.442 | 0.518 | 3.4 |
Refinement
Statistics | |||||||||||||||||||
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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 | FOURIER SYNTHESIS | THROUGHOUT | 2.15 | 40 | 39548 | 2017 | 92.63 | 0.1294 | 0.1273 | 0.1693 | RANDOM | 31.595 |
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] | |
0.06 | 0.03 | 0.06 | -0.2 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 43.096 |
r_dihedral_angle_3_deg | 15.758 |
r_dihedral_angle_4_deg | 14.182 |
r_dihedral_angle_1_deg | 6.363 |
r_angle_refined_deg | 2.002 |
r_angle_other_deg | 1.069 |
r_chiral_restr | 0.115 |
r_bond_refined_d | 0.02 |
r_gen_planes_refined | 0.01 |
r_bond_other_d | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4680 |
Nucleic Acid Atoms | |
Solvent Atoms | 293 |
Heterogen Atoms | 17 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-3000 | data reduction |
HKL-3000 | data scaling |
PDB_EXTRACT | data extraction |
REFMAC | phasing |