1HLQ
CRYSTAL STRUCTURE OF RHODOFERAX FERMENTANS HIGH POTENTIAL IRON-SULFUR PROTEIN REFINED TO 1.45 A
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 8 | 290 | HiPIP (20mg/ml, 20mM Tris pH 8, 2mM Beta-mercaptoethanol, 3.2M (NH4)2SO4 in 100mM Tris buffer, VAPOR DIFFUSION, HANGING DROP, temperature 290K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.11 | 41 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 88.312 | α = 90 |
b = 88.312 | β = 90 |
c = 61.34 | 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 | 100 | IMAGE PLATE | MARRESEARCH | mirrors | 1997-04-23 | M | SINGLE WAVELENGTH | |||||
2 | 1 | x-ray | 100 | IMAGE PLATE | MARRESEARCH | mirrors | 1997-06-09 | M | MAD |
Radiation Source | |||||
---|---|---|---|---|---|
ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE BW7B | 1.105 | EMBL/DESY, HAMBURG | BW7B |
2 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE BW7A | 1.738, 1.742, 0.995 | EMBL/DESY, HAMBURG | BW7A |
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 | 1.45 | 22.09 | 99 | 0.047 | 6.9 | 5.6 | 42975 | 42975 | 17.254 |
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) | |||||||||||
1.45 | 1.53 | 95.4 | 0.412 | 0.6 | 3.8 | 5912 |
Refinement
Statistics | |||||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Diffraction ID | Structure Solution Method | Cross Validation method | 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 | MAD | FREE R-VALUE | 1.45 | 22 | 42733 | 42733 | 2151 | 99.6 | 0.186 | 0.186 | 0.187 | 0.218 | random |
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 | 15.8 |
p_staggered_tor | 13.9 |
p_plane_restr | 8.4 |
p_planar_tor | 8.4 |
p_scangle_it | 2.079 |
p_mcangle_it | 1.908 |
p_scbond_it | 1.508 |
p_mcbond_it | 1.311 |
p_multtor_nbd | 0.259 |
p_singtor_nbd | 0.157 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1688 |
Nucleic Acid Atoms | |
Solvent Atoms | 281 |
Heterogen Atoms | 54 |
Software
Software | |
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Software Name | Purpose |
MOSFLM | data reduction |
SCALA | data scaling |
SHARP | phasing |
REFMAC | refinement |
CCP4 | data scaling |