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Crystal structure of monoclonal anti-CD4 antibody Q425 in complex with Calcium
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2ADG pdb entry 2ADG
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.5 298 PEG4000, Sodium Acetate, Calcium, pH 5.5, VAPOR DIFFUSION, HANGING DROP, temperature 298.0 K
Crystal Properties Matthews coefficient Solvent content 2.737 55.1
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 97.224 α = 90 b = 97.224 β = 90 c = 110.976 γ = 90
Symmetry Space Group P 43 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 298 IMAGE PLATE MARRESEARCH Osmic Mirror 2003-10-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.54
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 2.9 10 92 0.21 17.1 5.6 10984 10984 2 2 64.6
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.9 3.03 82.8
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) 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 2ADG 2.9 9.98 10984 10984 561 91.9 0.3 0.213 0.213 0.213 0.3 0.2958 RANDOM 70.6
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] -1.97 -1.97 3.94
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 27.3 c_scangle_it 2.63 c_mcangle_it 2.5 c_scbond_it 1.64 c_angle_deg 1.5 c_mcbond_it 1.41 c_improper_angle_d 0.98 c_bond_d 0.008 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 27.3 c_scangle_it 2.63 c_mcangle_it 2.5 c_scbond_it 1.64 c_angle_deg 1.5 c_mcbond_it 1.41 c_improper_angle_d 0.98 c_bond_d 0.008 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3268 Nucleic Acid Atoms Solvent Atoms 30 Heterogen Atoms 1
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling CNS phasing