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Crystal structure of a 2-isopropylmalate synthase from Cytophaga hutchinsonii
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 298 0.1 M HEPES 7.5, 25% PEG3350, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.18 43.53
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 118.666 α = 90 b = 118.666 β = 90 c = 154.91 γ = 120
Symmetry Space Group P 65 2 2
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 200 CCD ADSC QUANTUM 210 Mirrors 2008-07-11 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON NSLS BEAMLINE X12C 0.9795 NSLS X12C
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 2.78 50 100 0.155 6.2 21.1 16841 16841 48.4
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) 2.78 2.88 100 0.79 2 20.9
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 SAD THROUGHOUT 2.78 38.95 16841 16177 655 96.2 0.279 0.245 0.245 0.2431 0.298 0.2912 RANDOM 34.1
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] -2.79 7.83 -2.79 5.58
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.8 c_scangle_it 3.1 c_scbond_it 2.08 c_mcangle_it 2.07 c_angle_deg 1.9 c_mcbond_it 1.21 c_improper_angle_d 1.01 c_bond_d 0.011 c_bond_d_na c_bond_d_prot
RMS Deviations Key Refinement Restraint Deviation c_dihedral_angle_d 22.8 c_scangle_it 3.1 c_scbond_it 2.08 c_mcangle_it 2.07 c_angle_deg 1.9 c_mcbond_it 1.21 c_improper_angle_d 1.01 c_bond_d 0.011 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
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 4116 Nucleic Acid Atoms Solvent Atoms 56 Heterogen Atoms
Software Software Software Name Purpose CBASS data collection SHELXD phasing SHARP phasing ARP/wARP model building CNS refinement HKL-2000 data reduction HKL-2000 data scaling