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Crystal Structure of the Membrane Proximal Oxidoreductase Domain of Human Steap3, the Dominant Ferric Reductase of the Erythroid Transferrin Cycle
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 5.6 0.01M FECL3, 40-100MM NA3.CITRATE AND 4% V/V JEFFAMINE M600 PH5.6
Crystal Properties Matthews coefficient Solvent content 2.32 47.01
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 37.686 α = 90 b = 66.812 β = 90 c = 143.366 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 CCD MARRESEARCH FLAT COLLIMATING MIRROR, DOUBLE CRYSTAL MONOCHROMATOR, TOROID FOCUSING MIRROR 2007-03-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-2 1.07149, 0.82654, 1.07199, 1.00545, 1.1271 SSRL BL9-2
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 1.98 50 96.8 0.05 16.1 3.8 25300 5
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 1.98 2.05 98.3 0.24 3.3 3.7
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 MIRAS THROUGHOUT NONE 2 50 23241 1268 96.9 0.205 0.203 0.2174 0.244 0.2619 RANDOM 19.24
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] 1.84 -1.84
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.356 r_dihedral_angle_1_deg 29.107 r_dihedral_angle_4_deg 20.076 r_dihedral_angle_3_deg 14.111 r_scangle_it 3.86 r_scbond_it 2.631 r_mcangle_it 2.417 r_mcbond_it 2.057 r_angle_refined_deg 1.5 r_angle_other_deg 1.406
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 36.356 r_dihedral_angle_1_deg 29.107 r_dihedral_angle_4_deg 20.076 r_dihedral_angle_3_deg 14.111 r_scangle_it 3.86 r_scbond_it 2.631 r_mcangle_it 2.417 r_mcbond_it 2.057 r_angle_refined_deg 1.5 r_angle_other_deg 1.406 r_symmetry_hbond_refined 0.534 r_symmetry_vdw_refined 0.381 r_symmetry_vdw_other 0.322 r_xyhbond_nbd_refined 0.233 r_nbd_refined 0.222 r_nbd_other 0.213 r_chiral_restr 0.196 r_nbtor_refined 0.175 r_nbtor_other 0.082 r_bond_refined_d 0.012 r_gen_planes_refined 0.006 r_gen_planes_other 0.003 r_bond_other_d 0.002 r_xyhbond_nbd_other r_metal_ion_refined r_metal_ion_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_other r_mcbond_other r_mcangle_other r_scbond_other r_scangle_other r_long_range_B_refined r_long_range_B_other r_rigid_bond_restr r_sphericity_free r_sphericity_bonded
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2724 Nucleic Acid Atoms Solvent Atoms 136 Heterogen Atoms 13
Software Software Software Name Purpose REFMAC refinement HKL data reduction SCALEPACK data scaling SOLVE phasing