3U8V
Three dimensional structure of the Small Metal Binding Protein, SMBP
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 9 | 289 | The reservoir contained 20% w/v polyethylene glycol 20000, 0.1 M calcium chloride, 0.1M N-[Tris(hydroxymethyl)methyl]-3-aminopropanesulfonic acid, TAPS and 1 mM sodium azide. For crystallization, 1 UL of the protein was mixed with an equal volume of the reservoir. The total volume of the reservoir was 0.5 ml., pH 9.0, VAPOR DIFFUSION, HANGING DROP, temperature 289K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.13 | 42.14 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 35.66 | α = 90 |
b = 56.207 | β = 90 |
c = 83.923 | 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 | 80 | CCD | ADSC QUANTUM 210 | 2007-10-01 | M | MAD |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 5.0.3 | 1.0, 1.48525, 1.48634, 1.40127 | ALS | 5.0.3 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Sym 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 | 1.9 | 25 | 98.5 | 0.047 | 10.5 | 4.3 | 13646 | 1 | 1 |
Highest Resolution Shell | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | |||||||||||
1 | 1.9 | 2 | 97.6 | 0.28 | 2.6 | 4.4 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 | MAD | THROUGHOUT | 1.9 | 46.68 | 1 | 13646 | 12927 | 684 | 98.19 | 0.17206 | 0.17034 | 0.20533 | RANDOM | 28.085 |
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] | |
-1.49 | -0.38 | 1.87 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 39.114 |
r_dihedral_angle_3_deg | 16.405 |
r_dihedral_angle_4_deg | 9.711 |
r_scangle_it | 5.881 |
r_dihedral_angle_1_deg | 3.948 |
r_scbond_it | 3.603 |
r_mcangle_it | 1.774 |
r_angle_refined_deg | 1.638 |
r_mcbond_it | 1.226 |
r_nbtor_refined | 0.294 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1244 |
Nucleic Acid Atoms | |
Solvent Atoms | 97 |
Heterogen Atoms | 1 |
Software
Software | |
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Software Name | Purpose |
ADSC | data collection |
SOLVE | phasing |
REFMAC | refinement |
MOSFLM | data reduction |
SCALA | data scaling |