2WSH

Structure of bacteriophage T4 EndoII E118A mutant


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1MICROBATCH7293CRYSTALS WERE GROWN AT 20 DEGREES, USING THE METHOD MICRO-BATCH UNDER OIL. 2.5 UL PROTEIN SOLUTION (3 MG/ML) WAS MIXED USING VORTEX WITH 1.75 OR 2 UL OF CRYSTALLIZATION SOLUTION CONTAINING 30% PEG 3350, 100 MM BIS-TRIS BUFFER PH 7 AND 1% (W/V) N-OCTYL-B-D- GLUCOSIDE AND IMMEDIATELY PLACED UNDER PARAFFIN OIL. THE DROPS WERE IMMEDIATELY STREAK SEEDED AND CRYSTALS GREW IN A FEW HOURS.
Crystal Properties
Matthews coefficientSolvent content
2.652.9

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 57.417α = 90
b = 104.974β = 113.56
c = 57.865γ = 90
Symmetry
Space GroupP 1 21 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC CCD2008-09-25MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-1ESRFID14-1

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
11.953.0798.50.19.63.64946925.89
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.9290.90.621.62.9

Refinement

Statistics
Diffraction IDStructure Solution MethodResolution (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 REPLACEMENT1.953.0421.1849469457292.510.2020.19970.247131.98
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]
-2.5176-3.43590.66311.8545
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d16.047
f_angle_d0.774
f_chiral_restr0.056
f_bond_d0.003
f_plane_restr0.002
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4295
Nucleic Acid Atoms
Solvent Atoms373
Heterogen Atoms19

Software

Software
Software NamePurpose
PHENIXrefinement
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing