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A novel series of potent and selective PDE5 inhibitor1
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 EVAPORATION 8.5 298 0.2M MgSO4, 0.1M Tris, 10-15% PEG3350, pH 8.5, EVAPORATION, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.16 42.93
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 54.63 α = 90 b = 77.311 β = 101.19 c = 78.265 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 CCD ADSC QUANTUM 4 2005-11-20 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 17-ID 1.0 APS 17-ID
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 1.96 20 94.7 58423 21675 27.47
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 1.96 2.03 99.1 0.185 5.4
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 FOURIER SYNTHESIS THROUGHOUT 1.96 19.33 21674 1110 94.49 0.1796 0.1787 0.173 0.1941 0.1884 RANDOM 28.16
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] 5.0291 -2.9027 1.2149 -6.244
RMS Deviations Key Refinement Restraint Deviation t_other_torsion 16.58 t_omega_torsion 2.81 t_angle_deg 0.97 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 16.58 t_omega_torsion 2.81 t_angle_deg 0.97 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 2619 Nucleic Acid Atoms Solvent Atoms 153 Heterogen Atoms 36
Software Software Software Name Purpose HKL-2000 data collection PHASER phasing BUSTER refinement HKL-2000 data reduction HKL-2000 data scaling