2HA3

Crystal structure of mouse acetylcholinesterase complexed with choline


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 1J06 

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP27725-32% PEG550 MME or PEG600, 60-100mM HEPES or Na acetate, pH 6.5-8.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
Crystal Properties
Matthews coefficientSolvent content
4.2270.83

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 79.387α = 89.97
b = 111.874β = 90.02
c = 227.147γ = 90.04
Symmetry
Space GroupP 21 21 21

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 2102004-03-05MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-40.975ESRFID14-4

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
12.253096.20.07311.93.99259041.7
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)
12.252.3596.20.33833.9

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 DIFFRACTIONFOURIER SYNTHESISTHROUGHOUT1J062.253090675184596.030.175880.175390.1993RANDOM42.036
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]
2.062.77-4.83
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.529
r_dihedral_angle_4_deg17.163
r_dihedral_angle_3_deg14.98
r_dihedral_angle_1_deg6.263
r_scangle_it2.361
r_scbond_it1.477
r_angle_refined_deg1.25
r_mcangle_it1.004
r_angle_other_deg0.92
r_mcbond_it0.667
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg34.529
r_dihedral_angle_4_deg17.163
r_dihedral_angle_3_deg14.98
r_dihedral_angle_1_deg6.263
r_scangle_it2.361
r_scbond_it1.477
r_angle_refined_deg1.25
r_mcangle_it1.004
r_angle_other_deg0.92
r_mcbond_it0.667
r_symmetry_vdw_other0.302
r_nbd_refined0.197
r_nbd_other0.196
r_nbtor_refined0.178
r_xyhbond_nbd_refined0.163
r_symmetry_hbond_refined0.135
r_symmetry_vdw_refined0.118
r_mcbond_other0.114
r_nbtor_other0.086
r_chiral_restr0.075
r_bond_refined_d0.01
r_gen_planes_refined0.004
r_bond_other_d0.002
r_gen_planes_other0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8362
Nucleic Acid Atoms
Solvent Atoms742
Heterogen Atoms99

Software

Software
Software NamePurpose
REFMACrefinement
ADSCdata collection
DENZOdata reduction
SCALEPACKdata scaling