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Streptavidin Mutant S27A with Biotin at 1.6A Resolution
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 2.45 52.69
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 58.43 α = 90 b = 63.2 β = 92.8 c = 74.82 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 1998-07-01 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 1.6 50 68.5 0.041 55581 55581
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 FREE R 1.6 10 55319 55319 2765 72.4 0.159 0.159 0.148 0.3907 0.207 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 4 4156
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.076 s_non_zero_chiral_vol 0.047 s_zero_chiral_vol 0.032 s_angle_d 0.029 s_from_restr_planes 0.0288 s_similar_adp_cmpnt 0.023 s_anti_bump_dis_restr 0.012 s_bond_d 0.009 s_rigid_bond_adp_cmpnt 0.002 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3644 Nucleic Acid Atoms Solvent Atoms 459 Heterogen Atoms 64
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SHELXL-97 refinement