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Asparaginase from Erwinia chrysanthemi, hexagonal form with weak sulfate
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1HFJ PDB ENTRY 1HFJ
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 5.5 HANGING DROP. PROTEIN SOLUTION: 35 MG/ML PROTEIN, 0.1 M CHES PH 8.5. WELL SOLUTION: 47% AMMONIUM SULFATE, 2% PEG 400. CRYSTALS CROSSLINKED WITH 0.05% GLUTARALDEHYDE. SOAKED IN 40% PEG 6000, 100 MM NAOAC, 100 MM 4-HYDROXY- LYSINE, PH 5.5.
Crystal Properties Matthews coefficient Solvent content 2.87 56
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 90.72 α = 90 b = 90.72 β = 90 c = 339.4 γ = 120
Symmetry Space Group P 61 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 293 IMAGE PLATE MARRESEARCH 1995-12-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X11 EMBL/DESY, HAMBURG X11
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 2.17 20 86.8 0.118 7.1 3.3 29191 15.9
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 2.17 2.25 71 0.373 2
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 1HFJ 2.17 10 2 36655 1101 82.6 0.199 0.199 0.2004 0.252 0.253 RANDOM 22.03
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] -3.511 1.806 -3.511 7.021
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.8 c_scangle_it 2.58 c_scbond_it 1.84 c_mcangle_it 1.73 c_angle_deg 1.57 c_mcbond_it 1.1 c_improper_angle_d 0.88 c_bond_d 0.01 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.8 c_scangle_it 2.58 c_scbond_it 1.84 c_mcangle_it 1.73 c_angle_deg 1.57 c_mcbond_it 1.1 c_improper_angle_d 0.88 c_bond_d 0.01 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4706 Nucleic Acid Atoms Solvent Atoms 423 Heterogen Atoms 10
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling CNS phasing X-PLOR phasing CNS refinement