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Crystal structure of the Escherichia coli alkanesulfonate FMN reductase SsuE in apo form
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 2VZF pdb entry 2VZF
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 7 298 SsuE was concentrated to ~10 mg/mL in 10 mM HEPES, pH 7.0. Crystals were grown at room temperature using hanging drops made with the 4 l of protein stock mixed with 2 l of a reservoir containing 7.5% (w/v) polyethylene glycol (PEG) 3350, and 0.1 M sodium citrate, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.68 54.14
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 185.838 α = 90 b = 185.838 β = 90 c = 91.582 γ = 120
Symmetry Space Group P 61 2 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 2009-04-09 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ALS BEAMLINE 5.0.1 0.9774 ALS 5.0.1
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 96.1 54613 52483 -3
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 2.1 2.14 71.1 0.36 3.2 1922
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 pdb entry 2VZF 2.1 46.459 1.35 52483 51749 2651 94.79 0.1821 0.1795 0.1881 0.2294 0.2345 RANDOM (same as FMN-bound and FMNH2-bound SsuE)
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 15.019 f_angle_d 1.411 f_chiral_restr 0.076 f_bond_d 0.014 f_plane_restr 0.008
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 5466 Nucleic Acid Atoms Solvent Atoms 275 Heterogen Atoms 40
Software Software Software Name Purpose ADSC data collection PHASER phasing PHENIX refinement HKL-2000 data reduction HKL-2000 data scaling