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Crystal Structure Of Octameric Enolase From Streptococcus pneumoniae
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1E9I PDB ENTRY 1E9I
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 20% (W/V) PEG 1000, 0.3 M MGCL2, AND 0.1 M MES PH 7.5
Crystal Properties Matthews coefficient Solvent content 2.76 55.12
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 143.702 α = 90 b = 143.702 β = 90 c = 100.579 γ = 90
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 2002-02-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MPG/DESY, HAMBURG BEAMLINE BW6 MPG/DESY, HAMBURG BW6
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 2 20 100 0.08 14.5 3.3 68907
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 2 2.03 100 0.4 2.6 3.4
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 1E9I 2.1 100 56519 3008 99.8 0.15 0.148 0.1599 0.187 0.1953 RANDOM 22.68
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] 1.08 1.08 -2.16
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.834 r_dihedral_angle_4_deg 17.511 r_dihedral_angle_3_deg 13.494 r_dihedral_angle_1_deg 5.11 r_scangle_it 4.236 r_mcangle_it 3.379 r_scbond_it 3.183 r_mcbond_it 2.679 r_angle_refined_deg 1.752 r_angle_other_deg 1.095
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 37.834 r_dihedral_angle_4_deg 17.511 r_dihedral_angle_3_deg 13.494 r_dihedral_angle_1_deg 5.11 r_scangle_it 4.236 r_mcangle_it 3.379 r_scbond_it 3.183 r_mcbond_it 2.679 r_angle_refined_deg 1.752 r_angle_other_deg 1.095 r_mcbond_other 0.577 r_nbd_refined 0.204 r_symmetry_hbond_refined 0.2 r_symmetry_vdw_other 0.179 r_nbtor_refined 0.176 r_nbd_other 0.17 r_xyhbond_nbd_refined 0.153 r_symmetry_vdw_refined 0.138 r_chiral_restr 0.097 r_nbtor_other 0.083 r_bond_refined_d 0.02 r_gen_planes_refined 0.006 r_bond_other_d 0.003 r_metal_ion_refined 0.003 r_gen_planes_other 0.002 r_xyhbond_nbd_other r_metal_ion_other r_symmetry_hbond_other r_symmetry_metal_ion_refined r_symmetry_metal_ion_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 6566 Nucleic Acid Atoms Solvent Atoms 535 Heterogen Atoms 28
Software Software Software Name Purpose REFMAC refinement DENZO data reduction SCALEPACK data scaling EPMR phasing