☰ Navigation Tabs
The crystal structure of the enzyme Fe-superoxide dismutase from Trypanosoma cruzi
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1ISA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8 291 24% PEG4000, 0.2 M MgCl2, 0.1 M TRIS-HCl, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 2.14 42.48
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 109.626 α = 90 b = 38.985 β = 105.85 c = 91.073 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 IMAGE PLATE MAR scanner 345 mm plate 2002-02-25 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU 1.5418
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 1.9 29.5 94.6 0.063 10.6 4.4 27127 2 2
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.9 1.99 69.9 0.276 2.7 2.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 1ISA 1.9 29.49 2 28012 26598 1414 94.56 0.15666 0.15449 0.1611 0.1981 0.1561 RANDOM 14.471
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] 0.01 0.01
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.694 r_scangle_it 2.23 r_scbond_it 1.366 r_angle_refined_deg 1.118 r_mcangle_it 0.877 r_angle_other_deg 0.779 r_mcbond_it 0.46 r_nbd_other 0.228 r_symmetry_vdw_other 0.201 r_nbd_refined 0.199
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_1_deg 5.694 r_scangle_it 2.23 r_scbond_it 1.366 r_angle_refined_deg 1.118 r_mcangle_it 0.877 r_angle_other_deg 0.779 r_mcbond_it 0.46 r_nbd_other 0.228 r_symmetry_vdw_other 0.201 r_nbd_refined 0.199 r_symmetry_hbond_refined 0.154 r_xyhbond_nbd_refined 0.136 r_symmetry_vdw_refined 0.102 r_nbtor_other 0.081 r_chiral_restr 0.069 r_bond_refined_d 0.008 r_gen_planes_refined 0.004 r_gen_planes_other 0.003 r_bond_other_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3107 Nucleic Acid Atoms Solvent Atoms 458 Heterogen Atoms 3
Software Software Software Name Purpose REFMAC refinement MOSFLM data reduction SCALA data scaling MOLREP phasing