5HQ3

Stable, high-expression variant of human acetylcholinesterase


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 4EY4 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP62778% PEG 6000 0.1M MgCl2 0.1M MES pH=6
Crystal Properties
Matthews coefficientSolvent content
3.2862.51

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 89.534α = 90
b = 89.534β = 90
c = 395.305γ = 90
Symmetry
Space GroupP 43 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDMARMOSAIC 225 mm CCD2015-12-15MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE BM140.95372ESRFBM14

Data Collection

Overall
ID #Resolution (High)Resolution (Low)Percent Possible (Observed)R Merge I (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
12.698.899.90.1070.1076.19.750786
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)
12.62.7499.80.5761.39.9

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 REPLACEMENTTHROUGHOUT4EY42.65048279249899.80.203550.200980.2533RANDOM40.73
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]
0.010.01-0.02
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.186
r_dihedral_angle_4_deg19.719
r_dihedral_angle_3_deg16.203
r_dihedral_angle_1_deg6.98
r_long_range_B_other6.702
r_long_range_B_refined6.701
r_scangle_other5.063
r_mcangle_other4.581
r_mcangle_it4.58
r_scbond_it3.285
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg33.186
r_dihedral_angle_4_deg19.719
r_dihedral_angle_3_deg16.203
r_dihedral_angle_1_deg6.98
r_long_range_B_other6.702
r_long_range_B_refined6.701
r_scangle_other5.063
r_mcangle_other4.581
r_mcangle_it4.58
r_scbond_it3.285
r_scbond_other3.285
r_mcbond_it2.999
r_mcbond_other2.974
r_angle_refined_deg1.713
r_angle_other_deg1.005
r_chiral_restr0.101
r_bond_refined_d0.015
r_bond_other_d0.009
r_gen_planes_refined0.009
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 Atoms8349
Nucleic Acid Atoms
Solvent Atoms1
Heterogen Atoms

Software

Software
Software NamePurpose
REFMACrefinement
MOSFLMdata reduction
SCALAdata scaling
PHASERphasing