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Gamma subunit of the translation initiation factor 2 from Sulfolobus solfataricus in complex with GDP and formate ion mimic aIF2gamma*GDP*Pi complex (a formate ion substitutes for Pi)
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2AHO
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 6.5 301 25mM Tris-HCl, 400mM NaCl, 10mM 2-mercaptoethanol, 2M sodium formate, 50mM sodium cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 301K
Crystal Properties Matthews coefficient Solvent content 4.7 73.83
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 142.86 α = 90 b = 142.86 β = 90 c = 218.41 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 2012-05-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON BESSY BEAMLINE 14.1 0.91841 BESSY 14.1
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 2.25 45.726 99.8 0.0841 19.35 11.1 40715 40715 33.77
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 2.25 2.35 99 0.4212 4.47 11.12 4843
Refinement Statistics Diffraction ID Structure Solution Method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) Number Reflections (All) 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 2AHO 2.251 45.726 2 40688 40092 2006 98.28 0.1535 0.152 0.1562 0.1825 0.1868 RANDOM 36.935
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]
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 14.479 f_angle_d 1.075 f_chiral_restr 0.069 f_bond_d 0.006 f_plane_restr 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 3196 Nucleic Acid Atoms Solvent Atoms 437 Heterogen Atoms 121
Software Software Software Name Purpose XDS data scaling PHASER phasing PHENIX refinement XDS data reduction SADABS data scaling