3AR4
Calcium pump crystal structure with bound ATP and TG in the absence of Ca2+
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2AGV |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | MICRODIALYSIS | 6.1 | 283 | pH 6.1, MICRODIALYSIS, temperature 283K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.43 | 64.16 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 71.381 | α = 90 |
b = 71.381 | β = 90 |
c = 590.69 | γ = 90 |
Symmetry | |
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Space Group | P 41 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 QUANTUM 315 | 2007-04-16 | M | SINGLE WAVELENGTH | ||||||
2 | 1 | x-ray | 100 | CCD | ADSC QUANTUM 315 | 2007-04-17 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | SPRING-8 BEAMLINE BL41XU | 0.9 | SPring-8 | BL41XU |
2 | SYNCHROTRON | SPRING-8 BEAMLINE BL41XU | 0.9 | SPring-8 | BL41XU |
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 | ||||||||
1,2 | 2.15 | 100 | 99.1 | 0.0558 | 21.9 | 7.8 | 85122 | 83710 | -2 | 37.1 |
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) | |||||||||||
1,2 | 2.15 | 2.2 | 99.7 | 0.394 | 3.13 | 5.6 | 5920 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | 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 1AGV | 2.15 | 14.97 | 2 | 83710 | 4264 | 98.2 | 0.239 | 0.239 | 0.281 | RANDOM | 61.4 |
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] | |
3.87 | 3.87 | -7.74 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_dihedral_angle_d | 21.7 |
c_scangle_it | 3.73 |
c_mcangle_it | 2.99 |
c_scbond_it | 2.63 |
c_mcbond_it | 1.95 |
c_improper_angle_d | 1.59 |
c_angle_deg | 1.3 |
c_bond_d | 0.007 |
c_bond_d_na | |
c_bond_d_prot |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 7674 |
Nucleic Acid Atoms | |
Solvent Atoms | 377 |
Heterogen Atoms | 137 |
Software
Software | |
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Software Name | Purpose |
BSS | data collection |
CNS | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |
CNS | phasing |