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The E. coli c3393 protein is a component of the type VI secretion system and exhibits structural similarity to T4 bacteriophage tail proteins gp27 and gp5
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 298 0.1M Hepes pH 7.5, 21% PEG 3350, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K
Crystal Properties Matthews coefficient Solvent content 2.83 56.47
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 116.351 α = 90 b = 116.351 β = 90 c = 80.584 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 MAR CCD 165 mm 2007-02-12 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON APS BEAMLINE 31-ID 0.97930 APS 31-ID
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 2.6 50 100 0.107 0.095 6.6 15.5 19128 19128
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 2.6 2.69 100 0.753 0.558 2.8 15.7 1892
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Resolution (High) Resolution (Low) 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 2.6 47.19 19100 19100 983 99.9 0.219 0.219 0.217 0.2147 0.264 0.2598 RANDOM 60.297
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] 1.57 0.78 1.57 -2.35
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.553 r_dihedral_angle_3_deg 20.271 r_dihedral_angle_4_deg 17.154 r_dihedral_angle_1_deg 8.515 r_scangle_it 4.658 r_mcangle_it 4.634 r_scbond_it 3.105 r_mcbond_it 2.896 r_angle_refined_deg 1.874 r_nbtor_refined 0.322
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.553 r_dihedral_angle_3_deg 20.271 r_dihedral_angle_4_deg 17.154 r_dihedral_angle_1_deg 8.515 r_scangle_it 4.658 r_mcangle_it 4.634 r_scbond_it 3.105 r_mcbond_it 2.896 r_angle_refined_deg 1.874 r_nbtor_refined 0.322 r_xyhbond_nbd_refined 0.211 r_symmetry_hbond_refined 0.182 r_nbd_refined 0.16 r_chiral_restr 0.141 r_symmetry_vdw_refined 0.111 r_bond_refined_d 0.011 r_gen_planes_refined 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2891 Nucleic Acid Atoms Solvent Atoms 62 Heterogen Atoms
Software Software Software Name Purpose DENZO data reduction SCALEPACK data scaling REFMAC refinement PDB_EXTRACT data extraction MAR345 data collection HKL-2000 data reduction SHELXD phasing SHELXE model building