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Structural basis for the transition from initiation to elongation transcription in T7 RNA polymerase
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 294 PEG 8000, LiSO4, Mg(OAc)2, Tris-HCL, pH 7.0, VAPOR DIFFUSION, HANGING DROP at 294K
Crystal Properties Matthews coefficient Solvent content 3.32 62.94
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 142.91 α = 90 b = 145.46 β = 90 c = 145.6 γ = 90
Symmetry Space Group C 2 2 21
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 M SINGLE WAVELENGTH 2 1 100
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 19-ID 0.9790 APS 19-ID 2 SYNCHROTRON NSLS BEAMLINE X25 1.050 NSLS X25
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 20 85 61181 61181 24.4
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 (Observed) R-Work (Depositor) R-Free (Depositor) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MAD THROUGHOUT 2.1 20 61181 61181 4894 85 0.241 0.241 0.275 RANDOM 76.1
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] -16.03 33 -16.96
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21 c_scangle_it 3.03 c_mcangle_it 2.38 c_scbond_it 1.93 c_mcbond_it 1.39 c_angle_deg 1.3 c_improper_angle_d 1.29 c_bond_d 0.008 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 21 c_scangle_it 3.03 c_mcangle_it 2.38 c_scbond_it 1.93 c_mcbond_it 1.39 c_angle_deg 1.3 c_improper_angle_d 1.29 c_bond_d 0.008 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
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6802 Nucleic Acid Atoms 964 Solvent Atoms 190 Heterogen Atoms
Software Software Software Name Purpose CNS refinement DENZO data reduction SCALEPACK data scaling CNS phasing