6OR0
Crystal structure of Insulin from Non-merohedrally twinned crystals
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 10 | 293 | 0.2 M Na2HPO4/Na3PO4, pH 10.0 and 0.01 M Na EDTA |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.52 | 65.02 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 78.031 | α = 90 |
b = 78.031 | β = 90 |
c = 78.031 | γ = 90 |
Symmetry | |
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Space Group | I 21 3 |
Diffraction
Diffraction Experiment | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Crystal ID | Scattering Type | Data Collection Temperature | Detector | Detector Type | Details | Collection Date | Monochromator | Protocol | |||||
1 | 1 | x-ray | 100 | CCD | BRUKER SMART 6000 | 2004-12-25 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | BRUKER TURBO X-RAY SOURCE | 1.5418 |
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 | 1.55 | 55.18 | 98.4 | 0.015 | 62.79 | 1 | 11668 | 2 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
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) | |||||||||||
1 | 1.55 | 1.57 | 70.8 | 0.535 | 2.23 | 1 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | Resolution (High) | Resolution (Low) | Cut-off Sigma (F) | Number Reflections (All) | 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 | SAD | FREE R-VALUE | 1.55 | 55.18 | 3 | 11080 | 11080 | 588 | 98.4 | 0.166 | 0.166 | 0.215 | THIN SHELLS | 20.62 |
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 | |
---|---|
Key | Refinement Restraint Deviation |
s_angle_d | 1.99 |
s_from_restr_planes | 0.446 |
s_similar_dist | 0.133 |
s_zero_chiral_vol | 0.054 |
s_similar_adp_cmpnt | 0.053 |
s_non_zero_chiral_vol | 0.051 |
s_rigid_bond_adp_cmpnt | 0.032 |
s_anti_bump_dis_restr | 0.028 |
s_bond_d | 0.01 |
s_approx_iso_adps |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 395 |
Nucleic Acid Atoms | |
Solvent Atoms | 34 |
Heterogen Atoms |
Software
Software | |
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Software Name | Purpose |
SHELX | refinement |
SAINT | data reduction |
SADABS | data scaling |
SHELXDE | phasing |