6KEB
Structure basis for Diltiazem block of a voltage-gated calcium channel
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 5 | 298 | CHAPSO:DMPC BICELLES,0.1M Na-citrate,pH5.0,2M Ammonium Sulfate |
Crystal Properties | |
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Matthews coefficient | Solvent content |
5.74 | 78.56 |
Crystal Data
Unit Cell | |
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Length ( ? ) | Angle ( ? ) |
a = 125.6 | ¦Á = 90 |
b = 125.63 | ¦Â = 90 |
c = 191.84 | ¦Ã = 90 |
Symmetry | |
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Space Group | P 2 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 | CCD | ADSC QUANTUM 315r | 2015-08-21 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | ALS BEAMLINE 8.2.1 | 0.987 | ALS | 8.2.1 |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | 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 | 3.2 | 30 | 90.5 | 0.137 | 0.994 | 9.8 | 5.2 | 45703 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | CC (Half) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
1 | 3.2 | 3.37 | 91.7 | 0.592 | 0.813 | 2.5 | 5.2 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | 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 | 3.2 | 29.85 | 43340 | 2296 | 89.88 | 0.2452 | 0.2435 | 0.2773 | RANDOM | 84.033 |
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] | |
26.62 | -1.81 | -24.82 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 34.625 |
r_dihedral_angle_3_deg | 19.909 |
r_dihedral_angle_4_deg | 16.664 |
r_long_range_B_refined | 12.015 |
r_long_range_B_other | 12.015 |
r_mcangle_other | 9.309 |
r_mcangle_it | 9.308 |
r_scangle_other | 8.385 |
r_dihedral_angle_1_deg | 7.468 |
r_mcbond_it | 6.416 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7269 |
Nucleic Acid Atoms | |
Solvent Atoms | 5 |
Heterogen Atoms | 195 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
HKL-2000 | data reduction |
HKL-2000 | data scaling |
MOLREP | phasing |