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An Information Portal to 105212 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
1XFP
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.5
    Temperature 293.0
    Details Sodium Formate, sodium-HEPES, sodium phosphate, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 128.29 α = 90
    b = 72.33 β = 106.74
    c = 38.77 γ = 90
     
    Space Group
    Space Group Name:    C 1 2 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Collection Date 2002-02-28
     
    Diffraction Radiation
    Monochromator SAGITALLY FOCUSED Si(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type EMBL/DESY, HAMBURG BEAMLINE BW7B
    Wavelength List 0.8453
    Site EMBL/DESY, HAMBURG
    Beamline BW7B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.5
    Resolution(Low) 62.02
    Number Reflections(All) 54277
    Number Reflections(Observed) 53193
    Percent Possible(Observed) 98.0
    B(Isotropic) From Wilson Plot 18.9
     
    High Resolution Shell Details
    Resolution(High) 1.5
    Resolution(Low) 1.55
    Percent Possible(All) 97.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.5
    Resolution(Low) 20.78
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 54632
    Number of Reflections(Observed) 53161
    Number of Reflections(R-Free) 2654
    Percent Reflections(Observed) 97.8
    R-Factor(All) 0.202
    R-Factor(Observed) 0.201
    R-Work 0.201
    R-Free 0.216
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 21.2
    Anisotropic B[1][1] -2.48
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.26
    Anisotropic B[2][2] 1.06
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 1.42
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.5
    Shell Resolution(Low) 1.59
    Number of Reflections(R-Free) 463
    Number of Reflections(R-Work) 8221
    R-Factor(R-Work) 0.243
    R-Factor(R-Free) 0.263
    R-Free Error 0.012
    Percent Reflections(Observed) 96.6
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 2.42
    c_scbond_it 1.66
    c_mcangle_it 1.71
    c_mcbond_it 1.06
    c_improper_angle_d 0.65
    c_dihedral_angle_d 24.7
    c_angle_deg 1.3
    c_bond_d 0.005
     
    Coordinate Error
    Luzzati ESD(Observed) 0.18
    Luzzati Sigma A(Observed) 0.12
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.19
    Luzzati Sigma A(R-Free Set) 0.14
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1911
    Nucleic Acid Atoms 0
    Heterogen Atoms 24
    Solvent Atoms 209
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) CCP4 (TRUNCATE)
    Structure Solution AMORE
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1