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HEN EGG WHITE LYSOZYME WITH A ISOASPARTATE RESIDUE
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1LZB PDB ENTRY 1LZB
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 7.5 277 CRYSTALS WERE PREPARED AT 277 K FROM THE DROPLET MIXTURE OF A 20 MG/ML PROTEIN SOLUTION CONTAINING 7 MM TRI-N-ACETYLCHITOTRIOSE (NAG3) AND 50 MM ACETATE BUFFER PH 4.2 WITH EQUAL VOLUME OF A RESERVOIR SOLUTION CONTAINING 2.0 M AMMONIUM FORMATE AND 100 MM N-(2-HYDROXYETHYL)PIPERAZINE-N'-(2-ETHANESULFONIC ACID) (HEPES) BUFFER PH 7.5. PRIOR TO THE DIFFRACTION DATA COLLECTION, THE CRYSTAL WAS SOAKED IN A CRYOPROTECTANT SOLUTION CONTAINING 30 % (W/V) POLYETHYLENE GLYCOL 20,000, 2.2 M AMMONIUM FORMATE, 100 MM HEPES BUFFER PH 7.5, AND 7 MM NAG3 FOR 2 MINUTES AT 277 K.
Crystal Properties Matthews coefficient Solvent content 1.9 36
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 76.66 α = 90 b = 76.66 β = 90 c = 38.29 γ = 90
Symmetry Space Group P 43 21 2
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 RIGAKU MIRRORS 1997-03-02 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH3R
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 1.8 34.3 95.8 0.049 39.6 11 10515 15.4
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 1.8 1.86 64.9 0.147 7.1 5.6
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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT POSTERIORI PDB ENTRY 1LZB 1.8 34.3 10515 992 95.8 0.184 0.184 0.1796 0.23 RANDOM 14.7
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]
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 23.1 x_scangle_it 3.21 x_scbond_it 2.17 x_mcangle_it 1.9 x_improper_angle_d 1.37 x_angle_deg 1.29 x_mcbond_it 1.27 x_bond_d 0.01 x_bond_d_na x_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation x_dihedral_angle_d 23.1 x_scangle_it 3.21 x_scbond_it 2.17 x_mcangle_it 1.9 x_improper_angle_d 1.37 x_angle_deg 1.29 x_mcbond_it 1.27 x_bond_d 0.01 x_bond_d_na x_bond_d_prot x_angle_d x_angle_d_na x_angle_d_prot x_angle_deg_na x_angle_deg_prot x_dihedral_angle_d_na x_dihedral_angle_d_prot x_improper_angle_d_na x_improper_angle_d_prot
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1001 Nucleic Acid Atoms Solvent Atoms 184 Heterogen Atoms 43
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling X-PLOR model building X-PLOR refinement X-PLOR phasing