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T-state Active Site of Aspartate Transcarbamylase:Crystal Structure of the Carbamyl Phosphate and L-alanosine Ligated Enzyme
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1D09 PDB ENTRY 1D09
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.5 294 PEG-4000, iso-propranol, sodium azide, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 294K
Crystal Properties Matthews coefficient Solvent content 3.09 60.15
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 129.152 α = 90 b = 129.152 β = 90 c = 198.097 γ = 120
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 mirrors 2004-08-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON CHESS BEAMLINE F1 0.9186 CHESS F1
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 30 89.5 0.066 10.7 1.7 130959 74502 35.9
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 2.03 56.2 0.5 0.71 1.2 2377
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 1D09 2 30 69425 65707 3363 78.9 0.239 0.239 0.239 0.239 0.273 0.2702 random 57.36
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] -0.706 -3.988 -0.7 1.413
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 24.2 c_angle_d 1.49 c_improper_angle_d 1.01 c_bond_d 0.0069
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 7232 Nucleic Acid Atoms Solvent Atoms 606 Heterogen Atoms 38
Software Software Software Name Purpose HKL-2000 data collection SCALEPACK data scaling AMoRE phasing CNS refinement HKL-2000 data reduction