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Structure of the bacteriophage T4 capsid assembly protease, gp21.
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 293 1.3 M Ammonium sulfate, 0.1 M Hepes pH 7.5, and 0.1 M NaCl
Crystal Properties Matthews coefficient Solvent content 1.83 32.69
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 41.745 α = 90 b = 124.041 β = 89.96 c = 88.959 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 PILATUS3 6M 2016-03-13 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 23-ID-D 1.033 APS 23-ID-D
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 1.94 42 93 0.097 11.9 3.6 61875
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 1.94 1.98 76 0.54 2 3.6
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-Work (DCC) R-Free (Depositor) R-Free (DCC) Mean Isotropic B X-RAY DIFFRACTION SAD FREE R-VALUE 1.943 41.869 1.35 61875 2355 92.91 0.1731 0.1719 0.1728 0.2047 0.2056
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 14.127 f_angle_d 0.852 f_chiral_restr 0.059 f_bond_d 0.007 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6413 Nucleic Acid Atoms Solvent Atoms 620 Heterogen Atoms
Software Software Software Name Purpose PHENIX refinement HKL-2000 data reduction HKL-2000 data scaling AutoSol phasing