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X-RAY DIFFRACTION
Materials and Methods page
1PFP
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 3.8
    Temperature 291.0
    Details ammonium sulfate, sodium acetate, pH 3.8, VAPOR DIFFUSION, HANGING DROP, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 51.54 α = 90
    b = 51.54 β = 90
    c = 134.51 γ = 120
     
    Space Group
    Space Group Name:    P 65 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARRESEARCH
    Details mirrors
    Collection Date 2002-07-01
     
    Diffraction Radiation
    Monochromator mirrors
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE BM30A
    Wavelength List 0.97992
    Site ESRF
    Beamline BM30A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.3
    Resolution(Low) 23.5
    Number Reflections(All) 5162
    Number Reflections(Observed) 5162
    Percent Possible(Observed) 99.7
    R Merge I(Observed) 0.078
    B(Isotropic) From Wilson Plot 30.7
    Redundancy 9.5
     
    High Resolution Shell Details
    Resolution(High) 2.3
    Resolution(Low) 2.36
    Percent Possible(All) 98.1
    R Merge I(Observed) 0.295
    Mean I Over Sigma(Observed) 2.9
    R-Sym I(Observed) 0.295
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method SAD
    reflnsShellList 2.3
    Resolution(Low) 23.5
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 5162
    Number of Reflections(Observed) 4503
    Number of Reflections(R-Free) 659
    Percent Reflections(Observed) 99.67
    R-Factor(All) 0.22713
    R-Factor(Observed) 0.22713
    R-Work 0.21932
    R-Free 0.28357
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 16.847
    Anisotropic B[1][1] -0.46
    Anisotropic B[1][2] -0.23
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.46
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.7
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.3
    Shell Resolution(Low) 2.36
    Number of Reflections(R-Free) 43
    Number of Reflections(R-Work) 333
    R-Factor(R-Work) 0.279
    R-Factor(R-Free) 0.323
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_nbtor_other 0.101
    r_nbd_other 0.236
    r_nbd_refined 0.254
    r_gen_planes_other 0.002
    r_gen_planes_refined 0.005
    r_chiral_restr 0.082
    r_dihedral_angle_1_deg 7.19
    r_angle_other_deg 0.859
    r_angle_refined_deg 1.56
    r_bond_other_d 0.002
    r_bond_refined_d 0.016
    r_xyhbond_nbd_refined 0.142
    r_symmetry_vdw_refined 0.136
    r_symmetry_vdw_other 0.256
    r_symmetry_hbond_refined 0.179
    r_mcbond_it 0.765
    r_mcangle_it 1.48
    r_scbond_it 1.978
    r_scangle_it 3.191
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 685
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 35
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution SHARP
    Structure Refinement REFMAC 5.1.24
     
    Software
    refinement REFMAC version: 5.1.24