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Structure of the C-terminal region (modules 18-20) of complement regulator Factor H
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3OXU PDB ENTRY 3OXU
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.4 290 0.1M Sodium Acetate trihydrate, pH 4.6, 2% v/v Tacsimate, pH 4.0 (Hampton Research formulation containing: 1.8305 M Malonic acid, 0.25 M Ammonium citrate tribasic, 0.12 M Succinic acid, 0.3 M DL-Malic acid, 0.4 M Sodium acetate trihydrate, 0.5 M Sodium formate, 0.16 M Ammonium tartrate dibasic and pH adjusted using NaOH) and 16% w/v polyethylene glycol 3350 as the precipitant, VAPOR DIFFUSION, HANGING DROP, temperature 290K
Crystal Properties Matthews coefficient Solvent content 2.85 56.86
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 45.97 α = 90 b = 68.6 β = 90 c = 77.48 γ = 90
Symmetry Space Group P 2 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 CCD mirrors 2011-02-07 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I03 1 Diamond I03
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 1.8 45.97 100 0.059 0.032 13.7 4.1 23272 1.8 1.8 24.658
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 1.8 1.9 99.9 0.309 0.172 3.5 4.1 13563
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 3OXU 1.8 45.97 22011 1195 99.3 0.18394 0.18177 0.1802 0.2256 0.223 RANDOM 29.447
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] -1.72 1.12 0.6
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 39.165 r_dihedral_angle_3_deg 17.105 r_dihedral_angle_4_deg 13.858 r_scangle_it 6.572 r_dihedral_angle_1_deg 6.357 r_scbond_it 3.921 r_mcangle_it 2.698 r_angle_refined_deg 2.047 r_mcbond_it 1.507 r_chiral_restr 0.219
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 39.165 r_dihedral_angle_3_deg 17.105 r_dihedral_angle_4_deg 13.858 r_scangle_it 6.572 r_dihedral_angle_1_deg 6.357 r_scbond_it 3.921 r_mcangle_it 2.698 r_angle_refined_deg 2.047 r_mcbond_it 1.507 r_chiral_restr 0.219 r_bond_refined_d 0.025 r_gen_planes_refined 0.011 r_bond_other_d r_angle_other_deg r_gen_planes_other r_nbd_refined r_nbd_other r_nbtor_refined r_nbtor_other r_xyhbond_nbd_refined r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_vdw_refined r_symmetry_vdw_other r_symmetry_hbond_refined r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1478 Nucleic Acid Atoms Solvent Atoms 171 Heterogen Atoms 29
Software Software Software Name Purpose DNA data collection PHASER phasing REFMAC refinement MOSFLM data reduction SCALA data scaling