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CRYSTAL STRUCTURE OF BACTERIOPHAGE T7 ENDONUCLEASE I
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.2 291 PEG 4000, ammonium sulphate, sodium chloride, Tris.HCL, pH 7.2, VAPOR DIFFUSION, HANGING DROP, temperature 291K 2 Also used cross seeding using non-Semet substituted protein 291 PEG 4000, ammonium sulphate, sodium chloride, Tris.HCL, Also used cross seeding using non-Semet substituted protein, temperature 291K
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 123.66 α = 90 b = 135.19 β = 90 c = 61.58 γ = 90
Symmetry Space Group P 21 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 100 CCD MARRESEARCH 1998-07-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-3 ESRF ID14-3
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 2.1 29.88 99.9 0.06 8.7 3.8 229942 61020 38.3
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) 2.1 2.21 99.6 0.488 3.8 8761
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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION THROUGHOUT 2.1 28.81 60471 60471 6061 99.1 0.202 0.202 0.198 0.1996 0.235 0.2353 RANDOM 54.1
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] 7.64 -2.28 -5.36
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23.7 c_scangle_it 9.58 c_scbond_it 7.58 c_mcangle_it 5.6 c_mcbond_it 4.72 c_angle_deg 1.5 c_improper_angle_d 1.08 c_bond_d 0.01
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4217 Nucleic Acid Atoms Solvent Atoms 485 Heterogen Atoms
Software Software Software Name Purpose SOLVE phasing CNS refinement MOSFLM data reduction CCP4 data scaling