4XXN

Structure of PE-PPE domains of ESX-1 secreted protein EspB, I222


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4XWPPDB entry 4XWP

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP10.52980.2M sodium chloride, 0.1M CAPS, PH 10.5, 1.26M ammonium sulfate
Crystal Properties
Matthews coefficientSolvent content
4.0569.66

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 73.12α = 90
b = 93.07β = 90
c = 142.94γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2014-04-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 22-ID1.000APS22-ID

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)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
12.1471.4797.80.0920.10313.795.42731926723-340.842
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.142.2698.6520.8731.0942.835.48

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB entry 4XWP2.1471.4725348138597.850.20640.20410.2506RANDOM45.231
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]
-3.413.48-0.08
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg40.55
r_dihedral_angle_4_deg14.489
r_dihedral_angle_3_deg13.203
r_dihedral_angle_1_deg5.466
r_mcangle_it3.924
r_mcbond_it2.585
r_mcbond_other2.578
r_angle_refined_deg1.312
r_angle_other_deg0.914
r_chiral_restr0.072
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg40.55
r_dihedral_angle_4_deg14.489
r_dihedral_angle_3_deg13.203
r_dihedral_angle_1_deg5.466
r_mcangle_it3.924
r_mcbond_it2.585
r_mcbond_other2.578
r_angle_refined_deg1.312
r_angle_other_deg0.914
r_chiral_restr0.072
r_bond_refined_d0.01
r_gen_planes_refined0.006
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1875
Nucleic Acid Atoms
Solvent Atoms174
Heterogen Atoms2

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XSCALEdata scaling
PHASERphasing