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Crystal Structure of catalytic fragment of E. coli AlaRS in complex with SerSA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.5 277 27% PEG 400, 0.1 M HEPES pH 7.5, vapor diffusion, sitting drop, temperature 277K
Crystal Properties Matthews coefficient Solvent content 4.16 70.46
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 114.858 α = 90 b = 114.858 β = 90 c = 126.081 γ = 90
Symmetry Space Group P 41 21 2
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 315r 2008-06-26 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-1 0.97946 SSRL BL9-1
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 1.93 50 99.9 0.076 48.194 28.5 63820
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) 1.93 2 98.8 0.321 25.2 6209
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 1.93 42.45 63734 3234 99.89 0.159 0.158 0.1568 0.18 RANDOM 27.338
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] -0.59 -0.59 1.17
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.796 r_dihedral_angle_4_deg 13.513 r_dihedral_angle_3_deg 10.423 r_scangle_it 7.18 r_scbond_it 5.023 r_dihedral_angle_1_deg 4.614 r_mcangle_it 4.381 r_mcbond_it 4.078 r_angle_refined_deg 0.865 r_nbtor_refined 0.319
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.796 r_dihedral_angle_4_deg 13.513 r_dihedral_angle_3_deg 10.423 r_scangle_it 7.18 r_scbond_it 5.023 r_dihedral_angle_1_deg 4.614 r_mcangle_it 4.381 r_mcbond_it 4.078 r_angle_refined_deg 0.865 r_nbtor_refined 0.319 r_symmetry_hbond_refined 0.204 r_nbd_refined 0.188 r_xyhbond_nbd_refined 0.174 r_symmetry_vdw_refined 0.173 r_chiral_restr 0.06 r_bond_refined_d 0.005 r_gen_planes_refined 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3516 Nucleic Acid Atoms Solvent Atoms 775 Heterogen Atoms 68
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling MOLREP phasing REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data collection