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Crystal Structure Of Acetylcholine Binding Protein (AChBP) From Aplysia Californica In Complex With alpha-Conotoxin ImI
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2BR8 PDB ENTRY 2BR8
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 100 MM SODIUM ACETATE PH 5.5, 12.5% PEG5000 MME
Crystal Properties Matthews coefficient Solvent content 2.9 57.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 113.211 α = 90 b = 123.131 β = 117.47 c = 118.749 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 CCD ADSC CCD 2005-06-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-2 ESRF ID14-2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) Net I Over Average Sigma (I) Redundancy Number Reflections (All) Number Reflections (Observed) Observed Criterion Sigma (F) Observed Criterion Sigma (I) B (Isotropic) From Wilson Plot 1 2.25 54.07 99.2 0.08 14.2 3.8 135691 1.4
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.25 2.37 98.8 0.52 2.8 3.8
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 2BR8 2.25 105.41 128836 6818 99.1 0.171 0.168 0.2081 0.227 0.2604 RANDOM 40.58
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] 0.02 0.05 0.55 -0.53
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.197 r_dihedral_angle_4_deg 21.928 r_dihedral_angle_3_deg 15.377 r_dihedral_angle_1_deg 7.469 r_scangle_it 3.073 r_scbond_it 2.111 r_angle_refined_deg 1.595 r_mcangle_it 1.296 r_mcbond_it 1.1 r_angle_other_deg 0.872
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.197 r_dihedral_angle_4_deg 21.928 r_dihedral_angle_3_deg 15.377 r_dihedral_angle_1_deg 7.469 r_scangle_it 3.073 r_scbond_it 2.111 r_angle_refined_deg 1.595 r_mcangle_it 1.296 r_mcbond_it 1.1 r_angle_other_deg 0.872 r_symmetry_hbond_refined 0.302 r_symmetry_vdw_other 0.211 r_nbd_other 0.198 r_nbd_refined 0.196 r_xyhbond_nbd_refined 0.19 r_nbtor_refined 0.178 r_symmetry_vdw_refined 0.13 r_chiral_restr 0.089 r_nbtor_other 0.089 r_bond_refined_d 0.017 r_gen_planes_refined 0.006 r_bond_other_d 0.002 r_gen_planes_other 0.001 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 Atoms Number Protein Atoms 17088 Nucleic Acid Atoms Solvent Atoms 1514 Heterogen Atoms
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling MOLREP phasing