3BXI
Structure of the complex of bovine lactoperoxidase with its catalyzed product hypothiocyanate ion at 2.3A resolution
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 1CXP | PDB ENTRY 1CXP |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.2 | 298 | NaNO3, PEG3350, pH6.2, VAPOR DIFFUSION, HANGING DROP, temperature 298K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.46 | 50.04 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 54.63 | α = 90 |
b = 80.667 | β = 102.6 |
c = 77.68 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 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 | 292 | IMAGE PLATE | MAR scanner 345 mm plate | Mirror | 2007-02-22 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RU300 | 1.54132 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (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 | 2.3 | 75.81 | 99.3 | 29356 | 27641 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||||
1 | 2.3 | 2.34 | 99.4 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (All) | 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 | PDB ENTRY 1CXP | 2.3 | 24.46 | 29356 | 27641 | 1477 | 99.2 | 0.17096 | 0.16835 | 0.21803 | RANDOM | 29.265 |
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] | |
0.26 | -0.81 | -0.63 | 0.01 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_3_deg | 19.75 |
r_dihedral_angle_1_deg | 3.828 |
r_scangle_it | 3.224 |
r_scbond_it | 1.884 |
r_angle_refined_deg | 1.73 |
r_mcangle_it | 1.472 |
r_mcbond_it | 0.77 |
r_symmetry_vdw_refined | 0.276 |
r_nbd_refined | 0.247 |
r_symmetry_hbond_refined | 0.204 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 4774 |
Nucleic Acid Atoms | |
Solvent Atoms | 413 |
Heterogen Atoms | 205 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
MAR345dtb | data collection |
DENZO | data reduction |
SCALEPACK | data scaling |
AMoRE | phasing |