8GCV

XFEL structure of Mycobacterium tuberculosis beta lactamase microcrystals


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1BATCH MODE2932.4 M ammonium phosphate
Crystal Properties
Matthews coefficientSolvent content
3.6265.99

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 79.64α = 90
b = 98.09β = 108.45
c = 110.88γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray293PIXELSLAC ePix10k 2M2020-10-11MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1FREE ELECTRON LASERSLAC LCLS BEAMLINE MFX1.26SLAC LCLSMFX

Serial Crystallography

Sample delivery method
Diffraction IDDescriptionSample Delivery Method
1injection

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Net I Over Average Sigma (I)RedundancyNumber Reflections (All)Number Reflections (Observed)Observed Criterion Sigma (F)Observed Criterion Sigma (I)B (Isotropic) From Wilson Plot
12.222.141000.234.384538344753.27
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.22.30.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE6b5x2.222.141.3368622345983.570.22160.21950.260553.32
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
KeyRefinement Restraint Deviation
f_dihedral_angle_d14.2645
f_angle_d1.0233
f_chiral_restr0.058
f_plane_restr0.009
f_bond_d0.0084
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7952
Nucleic Acid Atoms
Solvent Atoms511
Heterogen Atoms20

Software

Software
Software NamePurpose
PHENIXrefinement
CrystFELdata reduction
CrystFELdata scaling
PHASERphasing