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X-RAY DIFFRACTION
Materials and Methods page
1FR7
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7
    Temperature 277.0
    Details PEG 1500, HEPES, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 42.24 α = 86.86
    b = 43.75 β = 89.91
    c = 66.69 γ = 75.9
     
    Space Group
    Space Group Name:    P 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 130
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
    Collection Date 1999-03-27
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X12B
    Wavelength 0.978
    Site NSLS
    Beamline X12B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.5
    Resolution(Low) 20
    Number Reflections(All) 74346
    Number Reflections(Observed) 70629
    Percent Possible(Observed) 95.0
    R Merge I(Observed) 0.053
    B(Isotropic) From Wilson Plot 12.8
    Redundancy 3.1
     
    High Resolution Shell Details
    Resolution(High) 1.5
    Resolution(Low) 1.55
    Percent Possible(All) 81.2
    R Merge I(Observed) 0.374
    Redundancy 2.4
     
     
  •   Refinement Hide
    Refinement Statistics
    reflnsShellList 1.5
    Resolution(Low) 20.0
    Cut-off Sigma(I) 2.0
    Cut-off Sigma(F) 2.0
    Number of Reflections(all) 74346
    Number of Reflections(Observed) 70629
    Number of Reflections(R-Free) 3597
    R-Factor(All) 0.24
    R-Factor(Observed) 0.24
    R-Work 0.24
    R-Free 0.26
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_angle_deg 1.3
    x_bond_d 0.005
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 4048
    Nucleic Acid Atoms 0
    Heterogen Atoms 2
    Solvent Atoms 494
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement X-PLOR 98.0
     
    Software
    refinement X-PLOR version: 98.0
    model building AMORE