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Crystal Structure of the C-Ala domain from Aquifex aeolicus alanyl-tRNA synthetase
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6 295 30% PEG6000, 100 mM MES, 1 M LiCl, pH 6.0, VAPOR DIFFUSION, SITTING DROP, temperature 295.0K
Crystal Properties Matthews coefficient Solvent content 1.88 34.69
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 50.74 α = 90 b = 54.506 β = 90 c = 66.256 γ = 90
Symmetry Space Group P 21 21 21
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 325 mm CCD Flat mirror (vertical focusing); single crystal Si(111) bent monochromator (horizontal focusing) 2007-05-06 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL11-1 0.98 SSRL BL11-1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (Observed) R Merge I (Observed) R Sym 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 1.85 50 98.6 0.053 0.053 46.8 11.4 16315 16087 1 1 26.8
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R Merge I (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.85 1.92 86 0.405 0.405 3.3 6.1 1375
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method 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 SAD THROUGHOUT 1.85 40.28 2 16315 15234 808 99.22 0.216 0.18598 0.18423 0.1988 0.21871 0.2284 RANDOM 29.535
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] 1.01 -0.7 -0.31
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.152 r_dihedral_angle_4_deg 17.427 r_dihedral_angle_3_deg 11.777 r_scangle_it 10.131 r_scbond_it 7.357 r_mcangle_it 6.246 r_mcbond_it 5.474 r_dihedral_angle_1_deg 4.474 r_angle_refined_deg 0.984 r_nbtor_refined 0.321
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 32.152 r_dihedral_angle_4_deg 17.427 r_dihedral_angle_3_deg 11.777 r_scangle_it 10.131 r_scbond_it 7.357 r_mcangle_it 6.246 r_mcbond_it 5.474 r_dihedral_angle_1_deg 4.474 r_angle_refined_deg 0.984 r_nbtor_refined 0.321 r_symmetry_hbond_refined 0.261 r_symmetry_vdw_refined 0.244 r_nbd_refined 0.235 r_xyhbond_nbd_refined 0.232 r_chiral_restr 0.071 r_bond_refined_d 0.006 r_gen_planes_refined 0.003
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 1718 Nucleic Acid Atoms Solvent Atoms 139 Heterogen Atoms
Software Software Software Name Purpose Blu-Ice data collection SOLVE phasing REFMAC refinement HKL-2000 data reduction HKL-2000 data scaling