1ZEG
STRUCTURE OF B28 ASP INSULIN IN COMPLEX WITH PHENOL
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | batch method | 6.5 | BATCH METHOD, COMPOSITION OF CRYSTALLISATION SOLUTION 3.5 MG INSULIN + 0.5 ML 0.02M HCL + 0.05 ML 0.12M ZINC ACETATE + 0.25 ML 0.2M TRI-SODIUM CITRATE + 0.2 ML 2.5% (W/V) PHENOL IN ETHANOL + 60 MG NACL, pH 6.5, batch method |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.95 | 40 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 77.73 | α = 90 |
b = 77.73 | β = 90 |
c = 39.16 | γ = 120 |
Symmetry | |
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Space Group | H 3 |
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 | 120 | IMAGE PLATE | MARRESEARCH | M |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | RIGAKU RUH2R |
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 | 1.6 | 14.7 | 98.9 | 0.023 | 6.5 | 11469 | 15 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | |||||||||||
1.6 | 1.63 | 96.7 | 0.038 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | Resolution (High) | Resolution (Low) | Number Reflections (Observed) | Number Reflections (R-Free) | Percent Reflections (Observed) | R-Work | R-Free | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | FREE R | B28ASP INSULIN WITH M-CRESOL DIMER | 1.6 | 14.7 | 11469 | 98.9 | 0.145 | 0.192 | 5.0 | 20.8 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
p_transverse_tor | 15.3 |
p_staggered_tor | 11.1 |
p_planar_tor | 5.7 |
p_scangle_it | 3.402 |
p_mcangle_it | 2.363 |
p_scbond_it | 2.314 |
p_mcbond_it | 1.589 |
p_multtor_nbd | 0.278 |
p_singtor_nbd | 0.165 |
p_xyhbond_nbd | 0.134 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 812 |
Nucleic Acid Atoms | |
Solvent Atoms | 106 |
Heterogen Atoms | 25 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
REFMAC | refinement |