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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 7.2 20%PEG8000, 0.2 M IMIDAZOLE PH7.2, 5MM DTT, 0.01M HEXAMINECOBALT TRICHLORIDE, pH 7.20
Crystal Properties Matthews coefficient Solvent content 2.6 52
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 387 α = 90 b = 57 β = 98.9 c = 62.1 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 93 CCD ADSC CCD MIRROR 2006-04-14 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL11-1 SSRL BL11-1
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 2.9 50 98 0.12 12.1 3.1 30321 4 34.1
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 2.9 3 93 0.59 1.5 2.5
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1G8M 2.9 35.2 0.1 27778 1102 91.5 0.215 0.215 0.2848 0.3 0.3407 RANDOM 45.8
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] -10.27 1.65 6.73 3.55
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.4 c_improper_angle_d 7.25 c_angle_deg 2.7 c_bond_d 0.029 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.4 c_improper_angle_d 7.25 c_angle_deg 2.7 c_bond_d 0.029 c_bond_d_na c_bond_d_prot c_angle_d c_angle_d_na c_angle_d_prot c_angle_deg_na c_angle_deg_prot c_dihedral_angle_d_na c_dihedral_angle_d_prot c_improper_angle_d_na c_improper_angle_d_prot c_mcbond_it c_mcangle_it c_scbond_it c_scangle_it
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 9022 Nucleic Acid Atoms Solvent Atoms 97 Heterogen Atoms 14
Software Software Software Name Purpose CNS refinement HKL-2000 data reduction SCALEPACK data scaling AMoRE phasing