8EC4

XFEL structure of Mycobacterium tuberculosis beta lactamase microcrystals mixed with sulbactam for 240ms


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 6B5X 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1BATCH MODE4.13002.4 M ammonium phosphate
Crystal Properties
Matthews coefficientSolvent content
3.6766.51

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 79.82α = 90
b = 97.89β = 109.34
c = 113.17γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray300PIXELSLAC ePix10k 2M2020-10-11MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1FREE ELECTRON LASERSLAC LCLS BEAMLINE MFX1.26SLAC LCLSMFX

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)CC (Half)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
12.3522.421000.973.784466844157.97
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)
12.352.431000.25

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-VALUE6b5x2.3522.421.3353682269678.450.24250.24080.274760.88
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_d6.3251
f_angle_d0.8018
f_chiral_restr0.0389
f_plane_restr0.0036
f_bond_d0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7952
Nucleic Acid Atoms
Solvent Atoms297
Heterogen Atoms80

Software

Software
Software NamePurpose
PHENIXrefinement
CrystFELdata reduction
CrystFELdata scaling
PHASERphasing