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Structure of an archeal homolog of the eukaryotic RNA polymerase II RPB4/RPB7 complex
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 4.6 100 MM TRIS/ HCL 1.3-1.4 M AMMONIUM DIHYDROGEN MONOPHOSPHATE, pH 4.60
Crystal Properties Matthews coefficient Solvent content 2.9 55
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 92.391 α = 90 b = 92.391 β = 90 c = 91.109 γ = 90
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 2001-02-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID14-4 ESRF ID14-4
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 1.75 27.8 99.8 0.092 4.1 3.6 76814 3 15.4
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 1.75 1.85 99.8 0.234 3 3
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MIR THROUGHOUT 1.75 27.8 76811 3899 99.6 0.217 0.217 0.213 0.238 0.2341 RANDOM 20.9
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] -2.07 -2.07 4.15
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.8 c_angle_deg 1.3 c_improper_angle_d 0.77 c_bond_d 0.006 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.8 c_angle_deg 1.3 c_improper_angle_d 0.77 c_bond_d 0.006 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4367 Nucleic Acid Atoms Solvent Atoms 328 Heterogen Atoms
Software Software Software Name Purpose CNS refinement MOSFLM data reduction CCP4 data scaling MLPHARE phasing