1XLU

X-Ray Structure Of Di-Isopropyl-Phosphoro-Fluoridate (Dfp) Inhibited Butyrylcholinesterase after Aging


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1POI 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP6.5298AMMONIUM SULFATE, 2-(N-MORPHOLINO)-ETHANESULFONIC ACID, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.956

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 154.495α = 90
b = 154.495β = 90
c = 127.29γ = 90
Symmetry
Space GroupI 4 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100IMAGE PLATERIGAKU RAXIS IV2003-12-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1ROTATING ANODERIGAKU FR-E SUPERBRIGHT1.5418

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
12.1985096.30.06327.97.837851
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)
12.1982.281000.4014.67.7

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (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 DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUT1POI2.1984033683180690.270.195510.193050.24216RANDOM45.803
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]
-1.3-1.32.59
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.928
r_dihedral_angle_3_deg17.094
r_dihedral_angle_4_deg14.606
r_dihedral_angle_1_deg6.35
r_scangle_it3.831
r_scbond_it2.654
r_mcangle_it1.702
r_angle_refined_deg1.6
r_mcbond_it1.235
r_nbtor_refined0.315
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg36.928
r_dihedral_angle_3_deg17.094
r_dihedral_angle_4_deg14.606
r_dihedral_angle_1_deg6.35
r_scangle_it3.831
r_scbond_it2.654
r_mcangle_it1.702
r_angle_refined_deg1.6
r_mcbond_it1.235
r_nbtor_refined0.315
r_nbd_refined0.215
r_symmetry_vdw_refined0.214
r_symmetry_hbond_refined0.184
r_xyhbond_nbd_refined0.158
r_chiral_restr0.109
r_bond_refined_d0.017
r_gen_planes_refined0.007
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms4180
Nucleic Acid Atoms
Solvent Atoms255
Heterogen Atoms156

Software

Software
Software NamePurpose
HKL-2000data reduction
AMoREphasing
REFMACrefinement
HKL-2000data scaling