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Amphiphilic nanotubes in the crystal structure of a biosurfactant protein hydrophobin HFBII
Starting Model(s) Initial Refinement Model(s) Type Source Accession Code Details experimental model PDB 1R2M PDB ENTRY 1R2M
Crystallization Crystalization Experiments ID Method pH Temperature Details 1 VAPOR DIFFUSION, HANGING DROP 8.5 293 15% polyethylene glycol MW 2000, 0.2 M lithium sulphate, 0.1 M Tris-HCl pH 8.5, Stock solution of polystyrene nanospheres, diameter 50 nm, VAPOR DIFFUSION, HANGING DROP, temperature 293K
Crystal Properties Matthews coefficient Solvent content 3.16 61.09
Crystal Data Unit Cell Length ( Å ) Angle ( ˚ ) a = 42.052 α = 90 b = 91.359 β = 90 c = 94.808 γ = 90
Symmetry Space Group I 2 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 MARMOSAIC 225 mm CCD mirrors 2007-02-15 M SINGLE WAVELENGTH
Radiation Source ID # Source Type Wavelength List Synchrotron Site Beamline 1 SYNCHROTRON EMBL/DESY, HAMBURG BEAMLINE X12 1.0000 EMBL/DESY, HAMBURG X12
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 1.9 20 98.4 0.089 3.7 27834 27376 -3 -3 28.9
Highest Resolution Shell ID # Resolution (High) Resolution (Low) Percent Possible (All) Percent Possible (Observed) Mean I Over Sigma (Observed) Redundancy Number Unique Reflections (All) 1.9 2.2 96.4
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 1R2M 1.9 19.22 1.43 27834 14601 1391 98.47 0.2138 0.2112 0.2139 0.2633 0.2397 RANDOM
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] -2.3499 1.3333 1.0166
RMS Deviations Key Refinement Restraint Deviation f_dihedral_angle_d 18.34 f_angle_d 1.227 f_chiral_restr 0.068 f_bond_d 0.007 f_plane_restr 0.006
Non-Hydrogen Atoms Used in Refinement Non-Hydrogen Atoms Number Protein Atoms 972 Nucleic Acid Atoms Solvent Atoms 92 Heterogen Atoms 32
Software Software Software Name Purpose XDS data scaling CCP4 model building PHASER phasing PHENIX refinement XDS data reduction CCP4 phasing