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Influenza polymerase basic protein 2 (PB2) bound to a small-molecule inhibitor
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 4NCE PDB ENTRY 4NCE
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.7 298 0.7 uL of protein solution (9.7 mg/mL protein, 50 mM Tris buffer pH 8, 200 mM sodium chloride, 2 mM dithiothreitol, 5 mM m7GTP) was mixed with 0.35 uL Hampton Research Silver Bullet screening reagent #36. This mixture was combined with 0.35 uL of well solution (approximately 1.3 M sodium formate, 100 mM sodium citrate buffer pH 4.6, 5 mM dithiothreitol) and suspended over 1 mL of well solution, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.76 55.41
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 82.1 α = 90 b = 82.1 β = 90 c = 54.36 γ = 120
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 315 2008-08-19 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.2 1.0 ALS 5.0.2
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 2.818 43.186 95.3 0.082 20.3 7.3 5135 4894 1 1 69.16
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 FOURIER SYNTHESIS THROUGHOUT PDB ENTRY 4NCE 2.82 41.05 5135 4872 233 95.03 0.1706 0.1706 0.1696 0.1786 0.1911 0.2084 RANDOM 54.59
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] -4.3265 -4.3265 8.653
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 16.24 t_omega_torsion 3.94 t_angle_deg 1.08 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 16.24 t_omega_torsion 3.94 t_angle_deg 1.08 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 1287 Nucleic Acid Atoms Solvent Atoms 27 Heterogen Atoms 25
Software Software Software Name Purpose BUSTER refinement global data reduction global data scaling