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CORE-STREPTAVIDIN MUTANT W79F AT PH 4.5
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1PTS PDB ENTRY 1PTS, A SECOND DIMER WAS CONSTRUCTED USING THE TWO-FOLD AXIS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4.5 pH 4.5
Crystal Properties Matthews coefficient Solvent content 2.22 44
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 58.3 α = 90 b = 86.7 β = 98.8 c = 46.9 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 295 IMAGE PLATE RIGAKU RAXIS II MSC MIRRORS 1994-03-16 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RUH2R
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 1.9 48.03 81 0.04 10.2 31526 1
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) 1.9 2 47 0.118 3.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT RFREE PDB ENTRY 1PTS, A SECOND DIMER WAS CONSTRUCTED USING THE TWO-FOLD AXIS 1.7 10 31526 3158 62 0.166 0.164 0.1653 0.244 EVERY 10TH REFLECTION
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]
Coordinate Error Structure Solution Method Refinement High Resolution Refinement Low Resolution 3243 3653
RMS Deviations Key Refinement Restraint Deviation s_similar_adp_cmpnt 0.133 s_non_zero_chiral_vol 0.099 s_zero_chiral_vol 0.097 s_angle_d 0.025 s_anti_bump_dis_restr 0.024 s_from_restr_planes 0.018 s_bond_d 0.006 s_similar_dist s_rigid_bond_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3446 Nucleic Acid Atoms Solvent Atoms 199 Heterogen Atoms
Software Software Software Name Purpose SHELXL-97 model building X-PLOR model building SHELXL-97 refinement X-PLOR refinement PROCESS data reduction PROCESS data scaling SHELXL-97 phasing X-PLOR phasing