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Crystal structure of a human Fc fragment engineered for extended serum half-life
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 298 15% PEG 6000, 5% MPD, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 3.03 59.37
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 49.66 α = 90 b = 79.605 β = 90 c = 145.59 γ = 90
Symmetry Space Group P 21 21 21
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 IMAGE PLATE RIGAKU RAXIS IV++ 2008-05-06 SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU FR-E+ SUPERBRIGHT 1.5418
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 2.492 72.739 92.4 0.1 0.1 7.4 3.9 20852 19236 66
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.492 2.58 93.2 0.44 0.44 2.7 3.7
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 2.5 12 19134 988 93.48 0.23 0.227 0.2569 0.291 0.2684 RANDOM 63.806
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] -2.11 -2.13 4.24
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.318 r_dihedral_angle_3_deg 16.671 r_dihedral_angle_4_deg 15.13 r_dihedral_angle_1_deg 7.268 r_sphericity_free 5.34 r_rigid_bond_restr 3.121 r_scangle_it 2.232 r_scbond_it 1.86 r_mcangle_it 1.567 r_mcbond_it 1.424
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.318 r_dihedral_angle_3_deg 16.671 r_dihedral_angle_4_deg 15.13 r_dihedral_angle_1_deg 7.268 r_sphericity_free 5.34 r_rigid_bond_restr 3.121 r_scangle_it 2.232 r_scbond_it 1.86 r_mcangle_it 1.567 r_mcbond_it 1.424 r_angle_refined_deg 1.412 r_sphericity_bonded 1.27 r_angle_other_deg 0.851 r_symmetry_vdw_other 0.253 r_nbd_refined 0.199 r_nbd_other 0.191 r_mcbond_other 0.187 r_nbtor_refined 0.18 r_symmetry_vdw_refined 0.178 r_xyhbond_nbd_refined 0.158 r_symmetry_hbond_refined 0.151 r_nbtor_other 0.088 r_chiral_restr 0.075 r_bond_refined_d 0.012 r_gen_planes_refined 0.004 r_bond_other_d 0.001 r_gen_planes_other 0.001
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3350 Nucleic Acid Atoms Solvent Atoms 68 Heterogen Atoms 198
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling PHASER phasing REFMAC refinement PDB_EXTRACT data extraction