1BIH
CRYSTAL STRUCTURE OF THE INSECT IMMUNE PROTEIN HEMOLIN: A NEW DOMAIN ARRANGEMENT WITH IMPLICATIONS FOR HOMOPHILIC ADHESION
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
---|---|---|---|---|
ID | Method | pH | Temperature | Details |
1 | 8.1 | 6.0 MG/ML HEMOLIN WAS CRYSTALLIZED IN 1.7M NA,K PHOSPHATE, PH 8.1, THEN SOAKED WITH 1.6 M (NH4)2SO4 |
Crystal Properties | |
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Matthews coefficient | Solvent content |
3.12 | 60 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 85 | α = 90 |
b = 90.3 | β = 90 |
c = 143.1 | γ = 90 |
Symmetry | |
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Space Group | P 21 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 | 295 | AREA DETECTOR | SIEMENS | GRAPHITE MONOCHROMATOR | 1997-01-14 | M |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | ROTATING ANODE | SIEMENS |
Data Collection
Overall | |||||||||||||||||||
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ID # | Resolution (High) | Resolution (Low) | Percent Possible (Observed) | R Merge I (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 | 3.1 | 29 | 92 | 0.077 | 0.077 | 9.4 | 2.3 | 19430 | 40.4 |
Highest Resolution Shell | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
ID # | Resolution (High) | Resolution (Low) | Percent Possible (All) | Percent Possible (Observed) | R Merge I (Observed) | R-Sym I (Observed) | Mean I Over Sigma (Observed) | Redundancy | Number Unique Reflections (All) | ||||||||||
3.1 | 3.3 | 56 | 0.25 | 0.25 | 3.1 | 2 |
Refinement
Statistics | |||||||||||||||||||
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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 (Depositor) | R-Free (Depositor) | R-Free Selection Details | Mean Isotropic B | |||||||
X-RAY DIFFRACTION | MIR | THROUGHOUT | 3.1 | 20 | 19076 | 1110 | 93 | 0.218 | 0.218 | 0.264 | RANDOM | 22.7 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
x_dihedral_angle_d | 30.7 |
x_angle_deg | 1.4 |
x_improper_angle_d | 0.76 |
x_bond_d | 0.01 |
x_bond_d_na | |
x_bond_d_prot | |
x_angle_d | |
x_angle_d_na | |
x_angle_d_prot | |
x_angle_deg_na |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 6096 |
Nucleic Acid Atoms | |
Solvent Atoms | |
Heterogen Atoms | 10 |
Software
Software | |
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Software Name | Purpose |
XDS | data scaling |
XDS | data reduction |
MLPHARE | phasing |
X-PLOR | refinement |