2QN2
Glycogen Phosphorylase b in complex with Maslinic Acid
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 2PRJ | pdb entry 2PRJ |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | SMALL TUBES | 6.7 | 289 | 10 mM Bes buffer, 3 mM DDT, pH 6.7, SMALL TUBES, temperature 289K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.48 | 50.35 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 128.718 | α = 90 |
b = 128.718 | β = 90 |
c = 116.699 | 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 | 293 | CCD | MAR CCD 165 mm | 2007-02-15 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE X13 | 0.8088 | EMBL/DESY, HAMBURG | X13 |
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 | 2.698 | 90.91 | 99.8 | 0.077 | 17.2 | 5.3 | 27542 | 27542 | -3 |
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) | |||||||||||
2.698 | 2.75 | 99.7 | 0.492 | 4.2 | 5.4 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | FOURIER SYNTHESIS | THROUGHOUT | pdb entry 2PRJ | 2.698 | 90.91 | 26130 | 26130 | 1383 | 99.69 | 0.17041 | 0.17041 | 0.16769 | 0.22268 | RANDOM | 42.303 |
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] | |
1.18 | 1.18 | -2.36 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
r_dihedral_angle_2_deg | 35.2 |
r_dihedral_angle_4_deg | 18.913 |
r_dihedral_angle_3_deg | 18.138 |
r_dihedral_angle_1_deg | 5.623 |
r_scangle_it | 2.239 |
r_scbond_it | 1.305 |
r_angle_refined_deg | 1.183 |
r_mcangle_it | 1.081 |
r_mcbond_it | 0.596 |
r_nbtor_refined | 0.311 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6638 |
Nucleic Acid Atoms | |
Solvent Atoms | 129 |
Heterogen Atoms | 34 |
Software
Software | |
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Software Name | Purpose |
REFMAC | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |