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Crystal structure of the PDE5A1 catalytic domain in complex with novel inhibitors
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 293 19-20%(w/v)PEG 3350, 200mM MgSO4, 100mM Tris-HCl, pH 7.5, vapor diffusion, hanging drop, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.6 52.76
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 74.03 α = 90 b = 74.03 β = 90 c = 131.95 γ = 120
Symmetry Space Group P 31 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 CCD ADSC QUANTUM 315r 2011-05-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRF BEAMLINE BL17U 0.979 SSRF BL17U
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 1.59 40 95.6 0.109 8.93 23369 -3 31.23
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 1.59 1.69 83.3 0.079 0.21
Refinement Statistics Diffraction ID Structure Solution Method Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT 2.14 36.269 1.99 23369 702 98.44 0.1926 0.1912 0.192 0.2396 0.2416 39.59
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 16.342 f_angle_d 0.991 f_chiral_restr 0.068 f_bond_d 0.007 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2382 Nucleic Acid Atoms Solvent Atoms 164 Heterogen Atoms 31
Software Software Software Name Purpose XSCALE data scaling PHASER phasing PHENIX refinement PDB_EXTRACT data extraction Blu-Ice data collection XDS data reduction