7VJ7

SFX structure of archaeal class II CPD photolyase from Methanosarcina mazei in the fully reduced state


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1BATCH MODE82770.5-0.65 M Li2SO4, 10-15% (W/V) PEG 8000
Crystal Properties
Matthews coefficientSolvent content
2.7755.65

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 70.55α = 90
b = 70.55β = 90
c = 245.7γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray293CCDMPCCDK/B mirror2017-11-09MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1FREE ELECTRON LASERSACLA BEAMLINE BL21.7712035SACLABL2

Serial Crystallography

Sample delivery method
Diffraction IDDescriptionSample Delivery Method
1LCP extruderinjection
Injection
Diffraction IDDescriptionFlow RateInjector DiameterInjection PowerInjector NozzleFilter SizeCarrier Solvent
1LCP extruder1.59HPLCgrease
Measurement
Diffraction IDPulse DurationPulse Repetition RateFocal Spot SizePulse EnergyPhotons Per Pulse
17
Data Reduction
Diffraction IDFrames IndexedCrystal HitsTotal Frames
11302822191

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
12.342.61000.996.614.64828742
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)R Split (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.32.3821000.852.06181.612.621

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-VALUE6IWX2.342.61.3628634137299.940.21760.21570.2584
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_d4.59
f_angle_d0.529
f_chiral_restr0.038
f_plane_restr0.003
f_bond_d0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms3525
Nucleic Acid Atoms
Solvent Atoms63
Heterogen Atoms76

Software

Software
Software NamePurpose
PHENIXrefinement
CrystFELdata reduction
CrystFELdata scaling
PHASERphasing