2XYS

Crystal structure of Aplysia californica AChBP in complex with strychnine


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2UZ6PDB ENTRY 2UZ6

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1200 MM SODIUM ACETATE, 100 MM BISTRISPROPANE AT PH 8.5, 15.5% PEG3350
Crystal Properties
Matthews coefficientSolvent content
2.9358.06

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 100.593α = 90
b = 100.593β = 90
c = 289.676γ = 90
Symmetry
Space GroupP 41 21 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 210MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONESRF BEAMLINE ID14-1ESRFID14-1

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
11.9149.5698.20.0813.95.61137961.321.93
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)
11.912.0191.70.622.34.5

Refinement

Statistics
Diffraction IDStructure Solution MethodStarting modelResolution (High)Resolution (Low)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-Factor (Observed)R-WorkR-FreeMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTPDB ENTRY 2UZ61.90944.608107844541492.860.17380.17180.209726.24
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]
-1.6395-1.63953.2789
RMS Deviations
KeyRefinement Restraint Deviation
f_dihedral_angle_d15.558
f_angle_d1.194
f_chiral_restr0.079
f_bond_d0.007
f_plane_restr0.005
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8180
Nucleic Acid Atoms
Solvent Atoms1105
Heterogen Atoms150

Software

Software
Software NamePurpose
PHENIXrefinement
XDSdata reduction
SCALAdata scaling
MOLREPphasing