4LSI

Ion selectivity of OmpF porin soaked in 0.3M KBr


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.529350% PEG200, 0.1 M sodium cacodylate, 0.2 M magnesium chloride, pH 6.5, crystals soaked in 0.3 M potassium bromide, VAPOR DIFFUSION, HANGING DROP, temperature 293.0K
Crystal Properties
Matthews coefficientSolvent content
2.8156.21

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 202.094α = 90
b = 116.559β = 97
c = 53.592γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 3152011-06-20MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 24-ID-C0.91956APS24-ID-C

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
12.0895098.70.11713.63.17169311
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)
12.0892.1499.60.6541.783.1

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (F)Number Reflections (All)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 2OMF2.08932.7427169368077361198.260.192520.189740.24534RANDOM34.356
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]
-2.18-0.24-1.223.33
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.223
r_dihedral_angle_3_deg17.128
r_dihedral_angle_4_deg15.862
r_dihedral_angle_1_deg7.667
r_angle_refined_deg1.993
r_angle_other_deg1.276
r_chiral_restr0.135
r_bond_refined_d0.019
r_gen_planes_refined0.008
r_bond_other_d0.001
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg39.223
r_dihedral_angle_3_deg17.128
r_dihedral_angle_4_deg15.862
r_dihedral_angle_1_deg7.667
r_angle_refined_deg1.993
r_angle_other_deg1.276
r_chiral_restr0.135
r_bond_refined_d0.019
r_gen_planes_refined0.008
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms7728
Nucleic Acid Atoms
Solvent Atoms573
Heterogen Atoms153

Software

Software
Software NamePurpose
ADSCdata collection
PHASERphasing
REFMACrefinement
HKL-2000data reduction
HKL-2000data scaling