6U7D
Recombinant stem bromelain precursor
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 4 | 293 | A reservoir solution comprised of 19% (w/v) PEG6000, 0.01 M Zinc chloride and 0.1 M MMT, pH4. Using an equal reservoir to protein (8 mg/ml) ratio, crystals were observed after 1 day and grew to maximal size after 2 week. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.26 | 45.68 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 64.31 | α = 90 |
b = 69.94 | β = 90 |
c = 74.25 | γ = 90 |
Symmetry | |
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Space Group | P 2 21 21 |
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 | 193 | CCD | ADSC QUANTUM 210r | 2018-05-02 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | AUSTRALIAN SYNCHROTRON BEAMLINE MX1 | 0.953695 | Australian Synchrotron | MX1 |
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) | 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 | 3 | 47.38 | 100 | 0.07 | 0.265 | 0.095 | 0.992 | 10.7 | 14.2 | 7132 |
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 | 3 | 3.18 | 100 | 0.844 | 0.879 | 0.228 | 0.903 | 14.5 |
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 | 6OKJ | 3 | 47.38 | 6766 | 323 | 99.8 | 0.2032 | 0.1982 | 0.3138 | RANDOM | 25.22 |
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] | |
0.01 | 0.31 | -0.32 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 37.931 |
r_dihedral_angle_4_deg | 21.019 |
r_dihedral_angle_3_deg | 18.807 |
r_dihedral_angle_1_deg | 8.738 |
r_angle_refined_deg | 1.62 |
r_angle_other_deg | 1.244 |
r_chiral_restr | 0.064 |
r_bond_refined_d | 0.007 |
r_gen_planes_refined | 0.006 |
r_gen_planes_other | 0.002 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 2335 |
Nucleic Acid Atoms | |
Solvent Atoms | 19 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
PDB_EXTRACT | data extraction |
iMOSFLM | data reduction |
SCALA | data scaling |
PHENIX | phasing |