6PAA
E. coli L-asparaginase II mutant (T12V) in complex with L-Asp at pH 5.5
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5.5 | 298 | Crystals were grown 0.17 M NH4-citrate, pH 5.5, 17-18% PEG3350, 5 mM L-Asp |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.1 | 41.43 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 151.837 | ¦Á = 90 |
b = 62.472 | ¦Â = 118.11 |
c = 143.373 | ¦Ã = 90 |
Symmetry | |
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Space Group | C 1 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 | 100 | PIXEL | DECTRIS EIGER R 4M | Multilayer X-ray mirrors VariMax HF | 2018-11-05 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
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 | 1.85 | 40 | 91 | 0.053 | 0.064 | 0.035 | 14.9 | 3 | 92363 |
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 | 1.85 | 1.88 | 55.1 | 0.394 | 0.529 | 0.35 | 0.726 | 1.9 |
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 | MOLECULAR REPLACEMENT | THROUGHOUT | 1.85 | 40 | 86417 | 4403 | 89.51 | 0.1727 | 0.1699 | 0.2286 | RANDOM | 26.299 |
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] | |
-0.04 | 0.01 | -0.49 | 0.33 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 41.536 |
r_dihedral_angle_4_deg | 18.77 |
r_dihedral_angle_3_deg | 14.276 |
r_dihedral_angle_1_deg | 6.769 |
r_angle_refined_deg | 1.893 |
r_angle_other_deg | 1.092 |
r_chiral_restr | 0.119 |
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 | 9323 |
Nucleic Acid Atoms | |
Solvent Atoms | 1075 |
Heterogen Atoms | 36 |
Software
Software | |
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Software Name | Purpose |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
PHASER | phasing |
REFMAC | refinement |
PDB_EXTRACT | data extraction |