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Crystal structure of archaeal Spt4/5 bound to the RNAP clamp domain
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1Y1W PDB Entry 1Y1W
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.2 293 10% PEG 8000, 0.1 M sodium/potassium phosphate, 0.15 M guanidinium hydrochloride, 0.2 M sodium chloride, pH 6.2, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.07 59.94
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 168.57 α = 90 b = 107.04 β = 97.1 c = 51.09 γ = 90
Symmetry Space Group C 1 2 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 PSI PILATUS 6M mirrors 2010-10-18 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SLS BEAMLINE X06SA 1.2783 SLS X06SA
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Sym 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 3.3 50.7 99.8 0.14 7.4 5.7 13603 13603 92.3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.3 3.48 99.6 0.84 2.1 5.9 1965
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 Molecular Replacement with SAD THROUGHOUT PDB Entry 1Y1W 3.3 50.7 13601 13601 674 99.8 0.195 0.195 0.193 0.2097 0.247 0.2611 RANDOM 131.01
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] -13.1219 -1.1948 1.0587 12.0632
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 24.89 t_omega_torsion 2.97 t_angle_deg 1.37 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 24.89 t_omega_torsion 2.97 t_angle_deg 1.37 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 4183 Nucleic Acid Atoms Solvent Atoms Heterogen Atoms 4
Software Software Software Name Purpose XDS data scaling PHASER phasing BUSTER refinement XDS data reduction XSCALE data scaling