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Streptavidin Mutant N23A with biotin at 1.89A
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1SWE PDB ENTRY 1SWE
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 4.5 293 MPD, pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 1.89 46.06
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 52.18 α = 90 b = 97.2 β = 112.6 c = 51.58 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 120 IMAGE PLATE RIGAKU RAXIS II mirrors 1996-09-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 ROTATING ANODE RIGAKU RU200 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 1.89 50 71 0.07 42295
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-Factor (All) R-Factor (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION isomorphous replacement FREE R PDB ENTRY 1SWE 1.89 10 27010 27010 2701 71.6 0.1949 0.1917 0.1917 0.1857 0.3008 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 3923
RMS Deviations Key Refinement Restraint Deviation s_similar_adp_cmpnt 0.076 s_non_zero_chiral_vol 0.033 s_from_restr_planes 0.0273 s_zero_chiral_vol 0.027 s_angle_d 0.021 s_bond_d 0.005 s_anti_bump_dis_restr 0.004 s_similar_dist s_rigid_bond_adp_cmpnt s_approx_iso_adps
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3509 Nucleic Acid Atoms Solvent Atoms 360 Heterogen Atoms 64
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SHELX model building SHELXL-97 refinement SHELX phasing