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Wild-type streptavidin in complex with biotin solved by native SAD with data collected at 6 keV
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 5.5 298 13.25mg SAV WT + 0.610mg biotin in 500uL H2O
in the well: 500uL => 50% MPD
sitting drops: 1uL SAV-biot + 1uL 80% MPD, 100mM MMT pH 5.5
Crystal Properties Matthews coefficient Solvent content 2.3 46.49
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.978 α = 90 b = 98.322 β = 112.64 c = 52.795 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 100 PIXEL DECTRIS PILATUS 2M 2015-09-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X06DA 1, 2.075 SLS X06DA
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 1.548 49.16 99.33 22.3 6.7 69231
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 1.548 1.604
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Factor (Observed) R-Work (Depositor) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION SAD FREE R-VALUE 1.548 49.16 1.92 136282 3464 98.92 0.1551 0.1536 0.1834 0.1797
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 f_dihedral_angle_d 13.424 f_angle_d 1.368 f_chiral_restr 0.058 f_bond_d 0.009 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3569 Nucleic Acid Atoms Solvent Atoms 506 Heterogen Atoms 64
Software Software Software Name Purpose PHENIX refinement XDS data reduction XSCALE data scaling SHARP phasing