2Z3I
Crystal structure of blasticidin S deaminase (BSD) mutant E56Q complexed with substrate
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1WN5 | PDB ENTRY 1WN5 |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 7 | 293 | 20% PEG8000, 0.1M SODIUM CACODYLATE, 50MM MAGNESIUM CHROLIDE, 1MM BLASTICIDIN-S, pH 7.00, VAPOR DIFFUSION, HANGING DROP, temperature 293K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.6 | 52.78 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 55.33 | α = 90 |
b = 69.578 | β = 90 |
c = 145.99 | γ = 90 |
Symmetry | |
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Space Group | P 21 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 | 100 | IMAGE PLATE | RIGAKU RAXIS IV | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL45XU | SPring-8 | BL45XU |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge 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 | 1.8 | 50 | 91.5 | 0.057 | 48599 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution 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 | PDB ENTRY 1WN5 | 1.8 | 50 | 46160 | 2436 | 91.5 | 0.178 | 0.175 | 0.22 | RANDOM | 23.57 |
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] | |
1.36 | -0.11 | -1.25 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 36.138 |
r_dihedral_angle_4_deg | 16.884 |
r_dihedral_angle_3_deg | 13.688 |
r_dihedral_angle_1_deg | 5.527 |
r_scangle_it | 3.28 |
r_scbond_it | 2.206 |
r_mcangle_it | 1.524 |
r_angle_refined_deg | 1.512 |
r_mcbond_it | 0.879 |
r_nbtor_refined | 0.303 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 3744 |
Nucleic Acid Atoms | |
Solvent Atoms | 561 |
Heterogen Atoms | 144 |
Software
Software | |
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Software Name | Purpose |
AMoRE | phasing |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |