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Crystal structure of the a-96Gln MoFe protein variant in the presence of the substrate acetylene
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 3U7Q PDB ENTRY 3U7Q
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 MICROBATCH 8 295 30% w/v PEG4000, 0.1 M Tris, pH 8.0, 0.17 M sodium molybdate, 0.001 M sodium dithionite
Crystal Properties Matthews coefficient Solvent content 2.17 43.38
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 76.781 α = 90 b = 128.251 β = 109.11 c = 107.272 γ = 90
Symmetry Space Group P 1 21 1
Diffraction Diffraction Experiment ID # Crystal ID Scattering Type Data Collection Temperature Detector Detector Type Details Collection Date Monochromator Protocol 1 1 x-ray 100 PIXEL DECTRIS PILATUS 6M 2013-02-04 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON SSRL BEAMLINE BL12-2 0.97947 SSRL BL12-2
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 1.68 49.9 91.9 0.094 10.2 2.6 204410 16.44
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 1.68 1.71 92 0.478 1.2 2.6
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) Cut-off Sigma (F) 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) Mean Isotropic B X-RAY DIFFRACTION MOLECULAR REPLACEMENT FREE R-VALUE PDB ENTRY 3U7Q 1.68 39.76 1.34 204400 10163 91.9 0.153 0.151 0.1508 0.185 0.1827
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 11.954 f_angle_d 2.452 f_chiral_restr 0.226 f_bond_d 0.01 f_plane_restr 0.007
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 15924 Nucleic Acid Atoms Solvent Atoms 2170 Heterogen Atoms 116
Software Software Software Name Purpose PHENIX refinement XDS data reduction HKL-2000 data reduction XSCALE data scaling SCALEPACK data scaling PHENIX phasing