6CGZ

Structure of the Quorum Quenching lactonase from Alicyclobacillus acidoterrestris bound to C6-AHL


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP8292Purified and concentrated AaL samples (10 mg ml) were subjected to crystallization trialsCrystals appeared after 1 d at 292 K in a condition consisting of 0.45M ammonium chloride, 16% polyethylene glycol 3350. Seeding was performed as described previously (PMID: 28777091)
Crystal Properties
Matthews coefficientSolvent content
2.5852.32

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 145.94α = 90
b = 88.69β = 128.24
c = 97.68γ = 90
Symmetry
Space GroupC 1 2 1

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS3 6M2017-10-01MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONAPS BEAMLINE 23-ID-D1.03312APS23-ID-D

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Sym 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
11.857.3199.20.05418.274.290111
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.81.999.30.594.3

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodResolution (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 DIFFRACTIONTHROUGHOUT1.857.3185605450699.530.16490.163450.19241RANDOM28.114
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]
0.010.01-0.01
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.995
r_dihedral_angle_4_deg19.314
r_dihedral_angle_3_deg12.583
r_long_range_B_refined5.284
r_long_range_B_other5.284
r_dihedral_angle_1_deg4.936
r_scangle_other3.578
r_mcangle_it2.236
r_mcangle_other2.236
r_scbond_it2.223
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.995
r_dihedral_angle_4_deg19.314
r_dihedral_angle_3_deg12.583
r_long_range_B_refined5.284
r_long_range_B_other5.284
r_dihedral_angle_1_deg4.936
r_scangle_other3.578
r_mcangle_it2.236
r_mcangle_other2.236
r_scbond_it2.223
r_scbond_other2.222
r_mcbond_it1.525
r_mcbond_other1.525
r_angle_refined_deg1.343
r_angle_other_deg0.777
r_chiral_restr0.08
r_bond_refined_d0.01
r_gen_planes_refined0.006
r_bond_other_d0.002
r_gen_planes_other0.001
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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms6621
Nucleic Acid Atoms
Solvent Atoms594
Heterogen Atoms132

Software

Software
Software NamePurpose
REFMACrefinement
XDSdata reduction
XSCALEdata scaling
MOLREPphasing