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Crystal Structure of T7 Endo I resolvase in complex with a Holliday Junction
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1FZR Globular domain from pdb file 1FZR
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, SITTING DROP 6.5 291 20 mM CaCl2, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 291K
Crystal Properties Matthews coefficient Solvent content 2.93 58.06
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 92.977 α = 90 b = 92.977 β = 90 c = 124.265 γ = 120
Symmetry Space Group P 32 2 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 CCD MARMOSAIC 225 mm CCD Pt coated Si mirrors 2006-06-28 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID23-2 ESRF ID23-2
Data Collection Overall ID # Resolution (High) Resolution (Low) Percent Possible (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 3.1 30 99.4 0.052 14.8 3.6 11646 11577 1 1
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) R-Sym I (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1 3.1 3.175 100 0.344 2.8 3.6 776
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model Resolution (High) Resolution (Low) 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 THROUGHOUT Globular domain from pdb file 1FZR 3.1 11.93 10851 538 99.37 0.26848 0.26704 0.2624 0.29776 0.2912 RANDOM 96.457
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] -0.02 -0.01 -0.02 0.04
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.712 r_dihedral_angle_3_deg 19.532 r_dihedral_angle_4_deg 10.965 r_dihedral_angle_1_deg 5.743 r_scangle_it 2.598 r_angle_refined_deg 1.893 r_scbond_it 1.172 r_mcangle_it 1.085 r_mcbond_it 0.64 r_nbtor_refined 0.313
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 35.712 r_dihedral_angle_3_deg 19.532 r_dihedral_angle_4_deg 10.965 r_dihedral_angle_1_deg 5.743 r_scangle_it 2.598 r_angle_refined_deg 1.893 r_scbond_it 1.172 r_mcangle_it 1.085 r_mcbond_it 0.64 r_nbtor_refined 0.313 r_nbd_refined 0.229 r_metal_ion_refined 0.193 r_symmetry_vdw_refined 0.19 r_xyhbond_nbd_refined 0.177 r_chiral_restr 0.116 r_symmetry_hbond_refined 0.094 r_bond_refined_d 0.011 r_gen_planes_refined 0.004
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2139 Nucleic Acid Atoms 1098 Solvent Atoms Heterogen Atoms 4
Software Software Software Name Purpose REFMAC refinement MxCuBE data collection MOSFLM data reduction SCALA data scaling PHASER phasing