4B4I
1.20 A Structure of Lysozyme Crystallized with (S)-2-methyl-2,4- pentanediol
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 277 | CRYSTALLIZATION BY HANGING DROP AT 4C. CONDITIONS IN DROP: PROTEIN AT 35 MG/ML IN 200MM TRIS (PH=8.0) AND 30% (V/V) (S)-MPD. CONDITIONS IN RESERVOIR: 200MM TRIS (PH=8.0) AND 60% (V/V) (S)-MPD. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.03 | 39.4 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 77.441 | α = 90 |
b = 77.441 | β = 90 |
c = 37.945 | γ = 90 |
Symmetry | |
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Space Group | P 43 21 2 |
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 | CCD | ADSC CCD | TOROIDAL FOCUSING MIRROR | 2011-04-23 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | NSLS BEAMLINE X6A | NSLS | X6A |
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 | 1.2 | 30 | 99.7 | 0.08 | 45.1 | 14 | 36597 | 2 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.2 | 1.22 | 100 | 0.79 | 3.6 | 12.7 |
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 | INHOUSE MODEL | 1.2 | 21.48 | 34682 | 1825 | 99.61 | 0.13109 | 0.12918 | 0.16729 | RANDOM | 17.107 |
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] | |
-0.28 | -0.28 | 0.56 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.687 |
r_sphericity_free | 23.336 |
r_dihedral_angle_4_deg | 14.05 |
r_dihedral_angle_3_deg | 12.68 |
r_sphericity_bonded | 10.701 |
r_dihedral_angle_1_deg | 5.746 |
r_rigid_bond_restr | 1.338 |
r_angle_refined_deg | 1.214 |
r_chiral_restr | 0.093 |
r_bond_refined_d | 0.007 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1001 |
Nucleic Acid Atoms | |
Solvent Atoms | 178 |
Heterogen Atoms | 18 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
MOLREP | phasing |