2J8S

Drug Export Pathway of Multidrug Exporter AcrB Revealed by DARPin Inhibitors


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1IWGPDB ENTRY 1IWG

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
16.550MM ADA PH 6.5, 200MM (NH4)2SO4, 8% PEG4000
Crystal Properties
Matthews coefficientSolvent content
3.867.6

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 146.18α = 90
b = 157.41β = 90
c = 246.04γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARRESEARCH2006-02-21MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONSLS BEAMLINE X06SASLSX06SA

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
12.5435950.0820.89.1177557234.9
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)
12.542.7800.326.17

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 1IWG2.5434.36177557355295.10.2290.2290.271RANDOM43.28
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]
-10.6716.69-6.02
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d21.9
c_scangle_it2.71
c_mcangle_it2.08
c_scbond_it1.85
c_angle_deg1.3
c_mcbond_it1.26
c_improper_angle_d1.1
c_bond_d0.008
c_bond_d_na
c_bond_d_prot
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d21.9
c_scangle_it2.71
c_mcangle_it2.08
c_scbond_it1.85
c_angle_deg1.3
c_mcbond_it1.26
c_improper_angle_d1.1
c_bond_d0.008
c_bond_d_na
c_bond_d_prot
c_angle_d
c_angle_d_na
c_angle_d_prot
c_angle_deg_na
c_angle_deg_prot
c_dihedral_angle_d_na
c_dihedral_angle_d_prot
c_improper_angle_d_na
c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms26036
Nucleic Acid Atoms
Solvent Atoms350
Heterogen Atoms385

Software

Software
Software NamePurpose
CNSrefinement
XDSdata reduction
XSCALEdata scaling
PHASERphasing