2BYP

Crystal structure of Aplysia californica AChBP in complex with alpha- conotoxin ImI


X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
TypeSourceAccession CodeDetails
experimental modelPDB 2BYNPDB ENTRY 2BYN

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
17.511-14% PEG-4000, 0.1 M TRIS, PH 7.5, 0.4 M MGCL2
Crystal Properties
Matthews coefficientSolvent content
2.4449.25

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 130.284α = 90
b = 140.036β = 90
c = 153.386γ = 90
Symmetry
Space GroupI 2 2 2

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100 MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONALS BEAMLINE 8.2.1ALS8.2.1

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
12.075099.90.0829.55.186601

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 REPLACEMENTTHROUGHOUTPDB ENTRY 2BYN2.072083709170099.80.1740.1730.214RANDOM38.98
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]
1.09-0.84-0.25
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.1
r_dihedral_angle_4_deg19.695
r_dihedral_angle_3_deg15.305
r_dihedral_angle_1_deg7.238
r_scangle_it2.588
r_scbond_it1.802
r_angle_refined_deg1.416
r_mcangle_it1.194
r_mcbond_it1.008
r_angle_other_deg0.837
RMS Deviations
KeyRefinement Restraint Deviation
r_dihedral_angle_2_deg37.1
r_dihedral_angle_4_deg19.695
r_dihedral_angle_3_deg15.305
r_dihedral_angle_1_deg7.238
r_scangle_it2.588
r_scbond_it1.802
r_angle_refined_deg1.416
r_mcangle_it1.194
r_mcbond_it1.008
r_angle_other_deg0.837
r_symmetry_vdw_other0.241
r_symmetry_hbond_refined0.231
r_symmetry_vdw_refined0.211
r_nbd_other0.193
r_nbd_refined0.185
r_xyhbond_nbd_refined0.184
r_nbtor_refined0.172
r_chiral_restr0.085
r_nbtor_other0.083
r_bond_refined_d0.013
r_gen_planes_refined0.005
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_mcbond_other
r_mcangle_other
r_scbond_other
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms8865
Nucleic Acid Atoms
Solvent Atoms1042
Heterogen Atoms14

Software

Software
Software NamePurpose
REFMACrefinement
DENZOdata reduction
SCALEPACKdata scaling
AMoREphasing