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Wildtype Core-Streptavidin with Biotin at 1.4A.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1DF8
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 4.5 293 ammonium sulphate, sodium acetate, sodium chloride, pH 4.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 1.86 33.8
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 46.305 α = 90 b = 93.414 β = 90 c = 103.931 γ = 90
Symmetry Space Group I 2 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 100 CCD ADSC QUANTUM 4 2001-10-01 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.1 1.00 ALS 5.0.1
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 1.4 50 98.8 0.043 30.5 8.7 44171 44171 -3
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) 1.4 1.45 93.4 0.2 4.5
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 FREE R 1DF8 1.4 10 44020 44020 2201 98.7 0.1279 0.1279 0.1343 0.189 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 12 1690 2069
RMS Deviations Key Refinement Restraint Deviation s_approx_iso_adps 0.091 s_non_zero_chiral_vol 0.072 s_zero_chiral_vol 0.059 s_similar_adp_cmpnt 0.051 s_anti_bump_dis_restr 0.04 s_from_restr_planes 0.0322 s_angle_d 0.032 s_bond_d 0.012 s_rigid_bond_adp_cmpnt 0.003 s_similar_dist
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1844 Nucleic Acid Atoms Solvent Atoms 239 Heterogen Atoms 32
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling SHELXL-97 refinement