4K0X

X-ray Crystal Structure of OXA-23 from Acinetobacter baumannii


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP2965% w/v PGA-LM, 30% v/v PEG 550MME,0.1M Sodium acetate, OXA-23 in 50 mM sodium phosphate, VAPOR DIFFUSION, HANGING DROP, temperature 296K
Crystal Properties
Matthews coefficientSolvent content
2.5351.39

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 44α = 90
b = 46.539β = 90
c = 136.852γ = 90
Symmetry
Space GroupP 21 2 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 300 mm CCD2011-12-17MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 21-ID-D1.1APS21-ID-D

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
11.6131.6999.90.07214.83726135200
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)
11.611.671000.415.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (High)Resolution (Low)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 REPLACEMENTTHROUGHOUT1.6131.693726135200185799.280.165460.163950.19188RANDOM27.131
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]
-0.841.55-0.72
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg40.054
r_dihedral_angle_3_deg12.997
r_dihedral_angle_4_deg11.645
r_dihedral_angle_1_deg6.664
r_angle_refined_deg1.574
r_chiral_restr0.148
r_gen_planes_refined0.017
r_bond_refined_d0.012
r_gen_planes_other0.001
r_bond_other_d
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg40.054
r_dihedral_angle_3_deg12.997
r_dihedral_angle_4_deg11.645
r_dihedral_angle_1_deg6.664
r_angle_refined_deg1.574
r_chiral_restr0.148
r_gen_planes_refined0.017
r_bond_refined_d0.012
r_gen_planes_other0.001
r_bond_other_d
r_angle_other_deg
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_it
r_mcbond_other
r_mcangle_it
r_mcangle_other
r_scbond_it
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1910
Nucleic Acid Atoms
Solvent Atoms255
Heterogen Atoms8

Software

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