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Dimeric form of CTP synthase from Sulfolobus solfataricus
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1VCN
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 4.5 300 6% PEG 8000, 0.1M magnesium acetate, 0.1M sodium acetate buffer pH 4.5
, VAPOR DIFFUSION, HANGING DROP, temperature 300K
Crystal Properties Matthews coefficient Solvent content 2.53 51.42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 43.45 α = 100.99 b = 76.78 β = 95.36 c = 98.87 γ = 108.42
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 MAR CCD 165 mm mirrors 2006-05-05 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON MAX II BEAMLINE I911-2 1.04 MAX II I911-2
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 2.5 27.392 95.9 0.047 19.93 39001 -3 52.979
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) Rrim I (All) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.5 2.6 86.4 0.285 0.33 4.7
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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 1VCN 2.504 27.392 1.99 39001 38978 1948 96.47 0.2106 0.2105 0.2068 0.1948 0.2822 0.2693 RANDOM 60.9652
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] 6.0189 -1.7991 6.4966 4.7526 -3.1867 -10.7715
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 22.598 f_angle_d 1.182 f_chiral_restr 0.074 f_bond_d 0.009 f_plane_restr 0.005
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 8382 Nucleic Acid Atoms Solvent Atoms 147 Heterogen Atoms
Software Software Software Name Purpose XSCALE data scaling MOLREP phasing PHENIX refinement PDB_EXTRACT data extraction MAR345dtb data collection XDS data reduction