3H9Q
Crystal structure of E. coli MccB + SeMet MccA
X-RAY DIFFRACTION
Starting Model(s)
Initial Refinement Model(s) | |||
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Type | Source | Accession Code | Details |
experimental model | PDB | 3H9J | PDB entry 3H9J |
Crystallization
Crystalization Experiments | ||||
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ID | Method | pH | Temperature | Details |
1 | VAPOR DIFFUSION, HANGING DROP | 6.5 | 291.2 | 24-26% Pentaerythritol ethoxylate (15/4 EO/OH, Hampton Research), 50 mM Bis-Tris pH 6.5, 50 mM (NH4)2SO4, 10 mM SeMet-MccA, VAPOR DIFFUSION, HANGING DROP, temperature 291.2K |
Crystal Properties | |
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Matthews coefficient | Solvent content |
1.97 | 37.63 |
Crystal Data
Unit Cell | |
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Length ( Å ) | Angle ( ˚ ) |
a = 56.3 | α = 90 |
b = 138.597 | β = 92.06 |
c = 81.375 | γ = 90 |
Symmetry | |
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Space Group | P 1 21 1 |
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 | CCD | ADSC QUANTUM 315 | Vertical and horizontal focusing mirrors in Kirkpatrick-Baez geometry. | 2007-11-19 | M | SINGLE WAVELENGTH |
Radiation Source | |||||
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ID # | Source | Type | Wavelength List | Synchrotron Site | Beamline |
1 | SYNCHROTRON | APS BEAMLINE 24-ID-E | 0.97926 | APS | 24-ID-E |
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 | 2.63 | 20 | 100 | 0.083 | 23.312 | 3.5 | 37055 | 37055 | 58.9 |
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 | 2.63 | 2.72 | 99.9 | 0.311 | 3.5 | 3683 |
Refinement
Statistics | |||||||||||||||||||
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Diffraction ID | Structure Solution Method | Cross Validation method | Starting model | 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 | FOURIER SYNTHESIS | THROUGHOUT | PDB entry 3H9J | 2.63 | 20 | 36931 | 36931 | 1863 | 99.9 | 0.207 | 0.207 | 0.207 | 0.273 | RANDOM | 51.983 |
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] | |
2.654 | 5.498 | -8.233 | 5.579 |
RMS Deviations | |
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Key | Refinement Restraint Deviation |
c_angle_deg | 1.369 |
c_bond_d | 0.008 |
Non-Hydrogen Atoms Used in Refinement | |
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Non-Hydrogen Atoms | Number |
Protein Atoms | 10408 |
Nucleic Acid Atoms | |
Solvent Atoms | 141 |
Heterogen Atoms | 14 |
Software
Software | |
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Software Name | Purpose |
DENZO | data reduction |
SCALEPACK | data scaling |
CNS | refinement |
PDB_EXTRACT | data extraction |
ADSC | data collection |
HKL-2000 | data reduction |
REFMAC | phasing |