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crystal structures of transition state analogue inhibitors of inosine monophosphate cyclohydrolase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1G8M PDB entry 1G8M
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.2 295 PEG 8000, imidazole, DTT, pH 7.2, VAPOR DIFFUSION, SITTING DROP, temperature 295K
Crystal Properties Matthews coefficient Solvent content 2.3 45.7
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 56 α = 90 b = 106.5 β = 91.5 c = 101 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 93 CCD ADSC QUANTUM 4 2004-11-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 8.2.1 0.99997 ALS 8.2.1
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 2.02 50 97.1 0.065 24.8 2.5 75375 31.2
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 2.02 2.09 91.5 91.5 0.275 2.8 2 7071
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 THROUGHOUT PDB entry 1G8M 2.02 38.07 75375 69574 1744 92.33 0.251 0.199 0.198 0.1965 0.249 0.2435 RANDOM 41.161
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] 2.98 -0.13 1.91 -4.9
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.433 r_dihedral_angle_4_deg 19.813 r_dihedral_angle_3_deg 16.187 r_dihedral_angle_1_deg 5.888 r_scangle_it 2.855 r_scbond_it 1.828 r_angle_refined_deg 1.471 r_mcangle_it 0.999 r_mcbond_it 0.546 r_symmetry_hbond_refined 0.315
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 38.433 r_dihedral_angle_4_deg 19.813 r_dihedral_angle_3_deg 16.187 r_dihedral_angle_1_deg 5.888 r_scangle_it 2.855 r_scbond_it 1.828 r_angle_refined_deg 1.471 r_mcangle_it 0.999 r_mcbond_it 0.546 r_symmetry_hbond_refined 0.315 r_nbtor_refined 0.313 r_symmetry_vdw_refined 0.226 r_nbd_refined 0.224 r_metal_ion_refined 0.178 r_xyhbond_nbd_refined 0.158 r_chiral_restr 0.096 r_bond_refined_d 0.014 r_gen_planes_refined 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9022 Nucleic Acid Atoms Solvent Atoms 299 Heterogen Atoms 102
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling AMoRE phasing REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data reduction