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STREPTAVIDIN MUTANT N23A AT 2.18A
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1RST
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.2 293 PEG4000, phosphate buffer, pH 6.2, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.81 58.65
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 59.2 α = 90 b = 59.2 β = 90 c = 179.8 γ = 90
Symmetry Space Group I 41 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 AREA DETECTOR XENTRONICS 1996-07-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE SIEMENS 1.5418
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 2.18 50 86 0.07 26865 26865
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION isomorphous FREE R 1RST 2.18 10 7392 7392 739 85.1 0.188 0.2526 RANDOM
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 799 911.5
RMS Deviations Key Refinement Restraint Deviation s_similar_adp_cmpnt 0.052 s_non_zero_chiral_vol 0.034 s_zero_chiral_vol 0.024 s_from_restr_planes 0.0237 s_angle_d 0.022 s_anti_bump_dis_restr 0.01 s_bond_d 0.005 s_similar_dist s_rigid_bond_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 849 Nucleic Acid Atoms Solvent Atoms 63 Heterogen Atoms
Software Software Software Name Purpose FRAMBO data collection SAINT data reduction SADABS data reduction SHELXL-97 refinement SAINT data scaling SADABS data scaling