Crystal structure of the outer membrane lipoprotein OprI from Pseudomonas aeruginosa


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
in silico modelAlphaFold 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, SITTING DROP29130% PEG 200, 0.1 M MES pH 6.5 and 0.1 M sodium acetate
Crystal Properties
Matthews coefficientSolvent content
1.8834.49

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 52.6α = 90
b = 52.6β = 90
c = 52.6γ = 90
Symmetry
Space GroupP 21 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS EIGER X 4M2025-07-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID30B0.8731ESRFID30B

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)Rpim 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
12.152.697.20.0381317.52916
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
12.12.181000.383

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (All)R-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)Mean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE2.10137.194288614696.5220.2540.25380.26070.26670.269460.565
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
r_dihedral_angle_3_deg21.261
r_dihedral_angle_2_deg15.313
r_dihedral_angle_6_deg15.041
r_lrange_it9.128
r_lrange_other9.125
r_mcangle_it5.983
r_mcangle_other5.972
r_scangle_it5.67
r_scangle_other5.661
r_dihedral_angle_1_deg4.421
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg21.261
r_dihedral_angle_2_deg15.313
r_dihedral_angle_6_deg15.041
r_lrange_it9.128
r_lrange_other9.125
r_mcangle_it5.983
r_mcangle_other5.972
r_scangle_it5.67
r_scangle_other5.661
r_dihedral_angle_1_deg4.421
r_mcbond_it3.641
r_mcbond_other3.641
r_scbond_it3.431
r_scbond_other3.423
r_angle_refined_deg1.219
r_angle_other_deg0.465
r_symmetry_nbd_refined0.254
r_nbd_refined0.239
r_symmetry_nbd_other0.207
r_nbd_other0.177
r_nbtor_refined0.165
r_xyhbond_nbd_refined0.135
r_symmetry_nbtor_other0.082
r_chiral_restr0.052
r_symmetry_xyhbond_nbd_refined0.043
r_bond_refined_d0.004
r_gen_planes_refined0.004
r_bond_other_d0.001
r_gen_planes_other0.001
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms433
Nucleic Acid Atoms
Solvent Atoms1
Heterogen Atoms

Software

Software
Software NamePurpose
REFMACrefinement
autoPROCdata reduction
Aimlessdata scaling
PHASERphasing