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Human TFIIB-related factor 2 (Brf2) and TBP bound to U6#2 promoter
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1C9B
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.9 293 10-20% PEG 3350, 50-100 mM MgCl2, 2 mM DTT, pH 7.9, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.28 46.09
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 77.276 α = 90 b = 89.911 β = 90 c = 102.462 γ = 90
Symmetry Space Group P 21 21 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 PIXEL DECTRIS PILATUS 6M 2013-12-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON DIAMOND BEAMLINE I24 0.968620 Diamond I24
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 1.9 29.51 99.3 0.058 11.2 4.2 56530 0.5 45.2
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 1.9 2 99.3 3.193 0.5 4.2 8147
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 MOLECULAR REPLACEMENT THROUGHOUT 1C9B 1.9 29.51 56427 2797 99.14 0.1872 0.1857 0.1935 0.2152 0.2272 RANDOM 62.19
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] -0.1657 0.1963 -0.0306
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 3.2 t_omega_torsion 3.13 t_angle_deg 0.95 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 3.2 t_omega_torsion 3.13 t_angle_deg 0.95 t_bond_d 0.01 t_dihedral_angle_d t_incorr_chiral_ct t_pseud_angle t_trig_c_planes t_gen_planes t_it t_nbd t_improper_torsion t_chiral_improper_torsion t_sum_occupancies t_utility_distance t_utility_angle t_utility_torsion t_ideal_dist_contact
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3805 Nucleic Acid Atoms 1101 Solvent Atoms 379 Heterogen Atoms 1
Software Software Software Name Purpose GDA data collection PHASER phasing BUSTER refinement XDS data reduction SCALA data scaling