Crystal structure of Ap4A hydrolase (ApaH) from Pseudomonas aeruginosa in complex with ADP


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP294Crystal grown in 0.1M Bis-Tris pH 5.5; 0.2M MgCl2, 26-30% PEG 3350, 5% PEG200 were soaked in mother liquor containing 50 mM ADP
Crystal Properties
Matthews coefficientSolvent content
2.346.5

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 75.317α = 90
b = 76.384β = 90
c = 102.276γ = 90
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100PIXELDECTRIS PILATUS 6M2025-01-30MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONELETTRA BEAMLINE 11.2C1.0ELETTRA11.2C

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)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
11.5575.3294.70.0610.0630.018121.612.181568
Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)Rrim I (All)Rpim I (All)CC (Half)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
11.551.5899.41.4951.560.4390.812.3

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-Work (Depositor)R-Work (DCC)R-Free (Depositor)R-Free (DCC)R-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTFREE R-VALUE1.5542.5377455403894.590.201520.200060.20950.228970.236RANDOM26.667
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]
2.58-1.85-0.73
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg12.818
r_dihedral_angle_1_deg6.56
r_dihedral_angle_2_deg6.442
r_long_range_B_refined6.135
r_long_range_B_other6.123
r_scangle_other5.013
r_mcangle_it3.784
r_mcangle_other3.784
r_scbond_it3.426
r_scbond_other3.426
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_3_deg12.818
r_dihedral_angle_1_deg6.56
r_dihedral_angle_2_deg6.442
r_long_range_B_refined6.135
r_long_range_B_other6.123
r_scangle_other5.013
r_mcangle_it3.784
r_mcangle_other3.784
r_scbond_it3.426
r_scbond_other3.426
r_mcbond_it2.741
r_mcbond_other2.741
r_angle_refined_deg1.762
r_angle_other_deg0.63
r_chiral_restr0.093
r_bond_refined_d0.01
r_gen_planes_refined0.008
r_bond_other_d0.003
r_gen_planes_other0.001
r_dihedral_angle_4_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_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4255
Nucleic Acid Atoms
Solvent Atoms330
Heterogen Atoms60

Software

Software
Software NamePurpose
REFMACrefinement
Aimlessdata scaling
XDSdata reduction
MOLREPphasing
PDB_EXTRACTdata extraction