1AKV
D95A SEMIQUINONE FLAVODOXIN MUTANT FROM D. VULGARIS
X-RAY DIFFRACTION
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | 7 | 60-70% AMMONIUM SULFATE, 100MM TRIS-HCL, PH=7.0. |
Crystal Properties | |
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Matthews coefficient | Solvent content |
2.9 | 52 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 52.61 | α = 90 |
b = 52.61 | β = 90 |
c = 138.34 | 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 | 120 | IMAGE PLATE | MARRESEARCH | 1995-08-16 | M |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | EMBL/DESY, HAMBURG BEAMLINE X31 | EMBL/DESY, HAMBURG | X31 |
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 | 1.96 | 10 | 99 | 0.44 | 17.5 | 4.8 | 13307 | 17.5 |
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) | |||||||||||
1.96 | 1.98 | 97 | 0.33 | 1.7 | 2.5 |
Refinement
Statistics | |||||||||||||||||||
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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 | MOLECULAR REPLACEMENT | THROUGHOUT | 2 | 10 | 16098 | 16098 | 805 | 98.9 | 0.201 | 0.2 | 0.21 | 0.25 | RANDOM | 16.8 |
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] | |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
p_staggered_tor | 18.33 |
p_planar_tor | 2.28 |
p_multtor_nbd | 0.254 |
p_singtor_nbd | 0.18 |
p_chiral_restr | 0.16 |
p_angle_d | 0.045 |
p_planar_d | 0.043 |
p_bond_d | 0.014 |
p_angle_deg | |
p_hb_or_metal_coord |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 1106 |
Nucleic Acid Atoms | |
Solvent Atoms | 137 |
Heterogen Atoms | 46 |
Software
Software | |
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Software Name | Purpose |
AMoRE | phasing |
PROLSQ | refinement |
DENZO | data reduction |
SCALEPACK | data scaling |