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Structure at 1A resolution of a helical aromatic foldamer-protein complex.
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1CA2 PDB ENTRY 1CA2
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 293 0.15 mM HCA2, 50 mM TRIS pH 8.5, 150 mM NaCl, 2mM 4-(hydroxymercury)benzoate, 2.7 M (NH4)2SO4, 3 mM NaN3, 0.75 mM benzamide N-(3-hydroxybenzyl)-4-sulfamoyl., VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 2.1 41.48
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.444 α = 90 b = 41.559 β = 104.41 c = 72.064 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 CCD MARMOSAIC 225 mm CCD mirrors 2008-06-17 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON ESRF BEAMLINE ID23-2 0.8726 ESRF ID23-2
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 1 29.22 98.18 0.098 0.098 11.147 3.49 128713 128713 9
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 1.05 99.24 0.22 3.5 18916
Refinement Statistics Diffraction ID Structure Solution Method Cross Validation method Starting model 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 MOLECULAR REPLACEMENT THROUGHOUT PDB ENTRY 1CA2 1 28.85 128692 128692 6479 98.04 0.1056 0.1056 0.1047 0.1078 0.1226 0.1242 RANDOM 12.1161
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] 0.06 0.05 0.05 -0.1
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.525 r_sphericity_free 28.896 r_dihedral_angle_4_deg 22.054 r_dihedral_angle_3_deg 10.46 r_sphericity_bonded 9.71 r_rigid_bond_restr 7.426 r_dihedral_angle_1_deg 6.942 r_angle_refined_deg 1.898 r_mcangle_it 1.568 r_angle_other_deg 1.499
RMS Deviations Key Refinement Restraint Deviation r_dihedral_angle_2_deg 34.525 r_sphericity_free 28.896 r_dihedral_angle_4_deg 22.054 r_dihedral_angle_3_deg 10.46 r_sphericity_bonded 9.71 r_rigid_bond_restr 7.426 r_dihedral_angle_1_deg 6.942 r_angle_refined_deg 1.898 r_mcangle_it 1.568 r_angle_other_deg 1.499 r_mcbond_it 1.209 r_mcbond_other 1.203 r_chiral_restr 0.129 r_bond_refined_d 0.019 r_gen_planes_refined 0.012 r_gen_planes_other 0.007 r_bond_other_d 0.002
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 2019 Nucleic Acid Atoms Solvent Atoms 398 Heterogen Atoms 99
Software Software Software Name Purpose MOSFLM data reduction SCALA data scaling MOLREP phasing REFMAC refinement PDB_EXTRACT data extraction DNA data collection