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THE STRUCTURAL BASIS OF THE CATALYTIC MECHANISM AND REGULATION OF GLUCOSE-1-PHOSPHATE THYMIDYLYLTRANSFERASE (RMLA). TMP COMPLEX.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1G23 MAD structure (1G23)
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 4.6 292 10 % PEG 6000, 0.1 M sodium citrate, 0.5 M lithium sulfate,
4 microlitre protein, 4 microlitre precipitant, 1 microlitre 50 mM TMP, pH 4.6, VAPOR DIFFUSION, SITTING DROP, temperature 292K
Crystal Properties Matthews coefficient Solvent content 2.54 54.9
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 71.494 α = 89.93 b = 73.064 β = 80.92 c = 134.738 γ = 81.11
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 MARRESEARCH 2000-03-03 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 ESRF BM14
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (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 1.66 32.12 94.2 0.053 0.052 10.9 3.8 297160 1141819 19.4
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.66 1.74 81.2 0.332 0.332 2 2 75372
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 Phase extension in DM THROUGHOUT MAD structure (1G23) 1.66 73 281394 14902 94.3 0.145 0.142 0.175 0.196 0.2215 RANDOM 14.14
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] 0.12 0.04 0.1 0.09 -0.01 -0.25
RMS Deviations Key Refinement Restraint Deviation p_scangle_it 6.874 p_scbond_it 5.694 p_mcangle_it 2.946 p_mcbond_it 2.039 p_chiral_restr 0.129 p_bond_d 0.016 p_plane_restr 0.009
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 18858 Nucleic Acid Atoms Solvent Atoms 3365 Heterogen Atoms 548
Software Software Software Name Purpose SOLVE phasing REFMAC refinement MOSFLM data reduction CCP4 data scaling