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Globular Head of the Complement System Protein C1q
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1GR3 PDB: 1GR3
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 293 PEG 4000, CaCl2, B-mercaptoethanol, agarose, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 20K
Crystal Properties Matthews coefficient Solvent content 2.03 39.34
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 80.182 α = 90 b = 53.222 β = 112.32 c = 90.88 γ = 90
Symmetry Space Group C 1 2 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 1998-01-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID29 1.0 ESRF ID29
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 1.85 25.4 90 0.073 7.1 4.73 26237 26090
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) 1.86 1.98 67.2 0.23 1.7 1.1
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: 1GR3 1.85 25.4 26237 21245 1074 85.09 0.20057 0.20057 0.19869 0.2073 0.23858 0.2431 RANDOM 24.877
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] 0.03 -0.02 0.04
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.06 r_scangle_it 3.428 r_angle_other_deg 2.611 r_scbond_it 1.925 r_mcangle_it 1.823 r_angle_refined_deg 1.321 r_mcbond_it 0.96 r_symmetry_vdw_other 0.338 r_nbd_other 0.274 r_nbd_refined 0.189
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.06 r_scangle_it 3.428 r_angle_other_deg 2.611 r_scbond_it 1.925 r_mcangle_it 1.823 r_angle_refined_deg 1.321 r_mcbond_it 0.96 r_symmetry_vdw_other 0.338 r_nbd_other 0.274 r_nbd_refined 0.189 r_symmetry_hbond_refined 0.181 r_symmetry_vdw_refined 0.17 r_xyhbond_nbd_refined 0.144 r_nbtor_other 0.105 r_chiral_restr 0.076 r_bond_refined_d 0.01 r_bond_other_d 0.004 r_gen_planes_refined 0.004 r_gen_planes_other 0.003 r_dihedral_angle_2_deg r_xyhbond_nbd_other r_symmetry_hbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3115 Nucleic Acid Atoms Solvent Atoms 198 Heterogen Atoms 1
Software Software Software Name Purpose REFMAC refinement XDS data reduction CCP4 data scaling AMoRE phasing