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Crystal Structure of catalytic fragment of E. coli AlaRS in complex with AlaSA
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 7.8 277 30% PEG 400, 0.1 M HEPES, pH 7.8, vapor diffusion, sitting drop, temperature 277K
Crystal Properties Matthews coefficient Solvent content 4.13 70.24
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 114.754 α = 90 b = 114.754 β = 90 c = 125.37 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 2008-04-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL9-1 0.97950 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 2.1 50 100 0.074 41.456 14 49672
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) 2.1 2.18 100 0.215 14.1 4863
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 (DCC) R-Free Selection Details Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT THROUGHOUT 2.1 50 49399 2496 100 0.155 0.154 0.1549 0.191 0.1902 RANDOM 24.815
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] -0.32 -0.32 0.64
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.142 r_dihedral_angle_4_deg 13.723 r_dihedral_angle_3_deg 11.244 r_scangle_it 7.443 r_scbond_it 5.41 r_mcangle_it 4.828 r_dihedral_angle_1_deg 4.573 r_mcbond_it 4.227 r_angle_refined_deg 0.975 r_chiral_restr 0.409
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 30.142 r_dihedral_angle_4_deg 13.723 r_dihedral_angle_3_deg 11.244 r_scangle_it 7.443 r_scbond_it 5.41 r_mcangle_it 4.828 r_dihedral_angle_1_deg 4.573 r_mcbond_it 4.227 r_angle_refined_deg 0.975 r_chiral_restr 0.409 r_nbtor_refined 0.317 r_xyhbond_nbd_refined 0.199 r_nbd_refined 0.193 r_symmetry_vdw_refined 0.191 r_symmetry_hbond_refined 0.177 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 631 Heterogen Atoms 59
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling MOLREP phasing REFMAC refinement PDB_EXTRACT data extraction HKL-2000 data collection