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Crystal structure of the native serine acetyltransferase 1 from Entamoeba histolytica
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7.4 289 Ammonium sulfate, NaCl, Glycerol, Tris, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 289K
Crystal Properties Matthews coefficient Solvent content 2.1 41.42
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 110.457 α = 90 b = 110.457 β = 90 c = 63.659 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 MARMOSAIC 225 mm CCD 2009-06-22 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE BM14 0.9737 ESRF BM14
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 1.77 50 93.1 0.082 8.4 5.2 26288
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 1.77 1.83 69.7 0.543 3.6 1947
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 MOLECULAR REPLACEMENT THROUGHOUT 1.77 38.24 24960 26284 1324 93.63 0.21 0.2098 0.2076 0.2035 0.2545 0.2469 RANDOM 27.4765
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] -2.03 -1.02 -2.03 3.05
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.506 r_dihedral_angle_4_deg 19.694 r_dihedral_angle_3_deg 16.654 r_dihedral_angle_1_deg 6.601 r_scangle_it 4.367 r_scbond_it 3.193 r_angle_refined_deg 1.919 r_mcangle_it 1.738 r_mcbond_it 1.123 r_chiral_restr 0.139
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.506 r_dihedral_angle_4_deg 19.694 r_dihedral_angle_3_deg 16.654 r_dihedral_angle_1_deg 6.601 r_scangle_it 4.367 r_scbond_it 3.193 r_angle_refined_deg 1.919 r_mcangle_it 1.738 r_mcbond_it 1.123 r_chiral_restr 0.139 r_bond_refined_d 0.02 r_gen_planes_refined 0.011
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2125 Nucleic Acid Atoms Solvent Atoms 131 Heterogen Atoms 20
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling MOLREP phasing REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data collection