1N0Y
Crystal Structure of Pb-bound Calmodulin
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5 | 277 | MPD, sodium cacodylate, sodium acetate, lead nitrate, pH 5.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.48 | 50.49 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 100.936 | α = 90 |
b = 30.792 | β = 109.31 |
c = 113.084 | γ = 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 | IMAGE PLATE | MARRESEARCH | 2000-07-03 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SSRL BEAMLINE BL9-1 | 0.946 | SSRL | BL9-1 |
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 | 1.75 | 53 | 98.1 | 0.11 | 14.6 | 5.4 | 33765 | 33157 | 23.8 |
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 | 1.75 | 1.81 | 94.7 | 0.291 | 4.1 | 3.2 | 3174 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Number Reflections (All) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Factor (All) | R-Factor (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||
X-RAY DIFFRACTION | SAD | THROUGHOUT | 1.75 | 53 | 33594 | 33157 | 3312 | 98.16 | 0.21437 | 0.21437 | 0.21344 | 0.2228 | RANDOM | 15.271 |
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 | 0.71 | -0.94 | 1.45 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_scangle_it | 3.825 |
r_scbond_it | 2.331 |
r_angle_refined_deg | 1.219 |
r_mcangle_it | 1.09 |
r_dihedral_angle_1_deg | 0.755 |
r_mcbond_it | 0.544 |
r_symmetry_vdw_refined | 0.295 |
r_nbd_refined | 0.272 |
r_symmetry_hbond_refined | 0.161 |
r_xyhbond_nbd_refined | 0.097 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1311 |
Nucleic Acid Atoms | |
Solvent Atoms | 149 |
Heterogen Atoms | 23 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
SHELXD | phasing |
SHARP | phasing |
REFMAC | refinement |