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crystal structure of the human EphA4 ectodomain in complex with human ephrinB3
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4BK4 PDB ENTRIES 4BK4, 3D12 experimental model PDB 3D12 PDB ENTRIES 4BK4, 3D12
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 PROTEIN SAMPLE WAS MIXED 1:1:1 (V/V/V) WITH (0.08 M MAGNESIUM ACETATE TETRAHYDRATE. 0.05 M CACODYLATE PH 6.5, 15% POLYETHYLENE GLYCOL 400) AND 0.1 M SPERMIDINE (HAMPTON).
Crystal Properties Matthews coefficient Solvent content 83.3
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 300.53 α = 90 b = 300.53 β = 90 c = 300.53 γ = 90
Symmetry Space Group P 43 3 2
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 M SINGLE WAVELENGTH 2 1 x-ray 100 CCD ADSC CCD M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 Diamond I24 2 SYNCHROTRON DIAMOND BEAMLINE I04 Diamond I04
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 4.65 106 99.9 0.26 7.7 10.8 25557 220.26
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 4.65 4.7 99.9 0.5 6.9
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 ENTRIES 4BK4, 3D12 4.65 106.25 25492 1298 99.83 0.3286 0.3274 0.3632 0.3508 0.3842 RANDOM 209.75
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]
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 18.87 t_omega_torsion 4.51 t_angle_deg 0.99 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 18.87 t_omega_torsion 4.51 t_angle_deg 0.99 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion t_chiral_improper_torsion t_sum_occupancies t_utility_distance t_utility_angle t_utility_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 10126 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms
Software Software Software Name Purpose BUSTER refinement XDS data reduction XSCALE data scaling PHASER phasing