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TOROIDAL STRUCTURE OF LAMBDA EXONUCLEASE DETERMINED AT 2.4 ANGSTROMS
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4.7 277 PROTEIN WAS CRYSTALLIZED FROM 1.2 M NH2SO4, 0.2 M NACL 0.1 M NAACETATE PH 4.7, AT 4 DEGREES CELSIUS., temperature 277K
Crystal Properties Matthews coefficient Solvent content 4.8 74
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 156.7 α = 90 b = 156.7 β = 90 c = 131.7 γ = 90
Symmetry Space Group P 41 21 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 105 IMAGE PLATE 1997-01-02 M
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE A1 CHESS A1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 2.4 30 97 0.055 11.9 4.6 62855 -3 27.9
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 2.4 2.44 94.3 0.251 4.7 3.8
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Number Reflections (All) Number Reflections (Observed) Number Reflections (R-Free) Percent Reflections (Observed) R-Work (Depositor) R-Work (DCC) R-Free (Depositor) Mean Isotropic B X-RAY DIFFRACTION MIR WITH ANOMALOUS DISPERSION 2.4 30 62855 62855 97 0.198 0.1926
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 t_dihedral_angle_d 17.95 t_it 5.85 t_angle_deg 2.6 t_nbd 0.027 t_trig_c_planes 0.019 t_gen_planes 0.018 t_bond_d 0.017 t_incorr_chiral_ct t_pseud_angle
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5486 Nucleic Acid Atoms Solvent Atoms 416 Heterogen Atoms 31
Software Software Software Name Purpose TNT refinement XTALVIEW refinement DENZO data reduction SCALEPACK data scaling