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Unexpected formation of an epoxide-derived multisubstrate adduct inhibitor on the active site of GAR transformylase
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1C2T PBD ENTRY 1C2T
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.4 295 PEG 3350, CaCl2, MPD, imidazole malate, PH 7.4, VAPOR DIFFUSION, SITTING DROP at 295K
Crystal Properties Matthews coefficient Solvent content 2.36 47.93
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 55.14 α = 80.83 b = 56.01 β = 71.71 c = 76.13 γ = 83.69
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 95 IMAGE PLATE MARRESEARCH MIRRORS 1998-04-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-1 0.980 SSRL BL9-1
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 1.6 30 94.4 0.05 6.2 1.9 106828 -3 22.1
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) 1.6 1.64 76.4 0.325 2.2 1.5 6398
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 MOLECULAR REPLACEMENT THROUGHOUT PBD ENTRY 1C2T 1.6 30 106744 10690 94.4 0.221 0.221 0.2207 0.243 0.2424 RANDOM 23.8
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] -0.64 -0.47 2.66 -4.03 -1.77 3.39
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 23 c_scangle_it 2.62 c_scbond_it 1.89 c_mcangle_it 1.73 c_angle_deg 1.2 c_mcbond_it 1.16 c_improper_angle_d 0.75 c_bond_d 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 6468 Nucleic Acid Atoms Solvent Atoms 607 Heterogen Atoms 208
Software Software Software Name Purpose EPMR phasing CNS refinement MAR345 data collection MOSFLM data reduction CCP4 data scaling TRUNCATE data scaling