POP-OUT | CLOSE
 
X-RAY DIFFRACTION
Materials and Methods page
1A32
  •   Crystallization Hide
    Crystallization Experiments
    pH 6.5
    Details 3.0M NA/K PHOSPHATE PH 6.5
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 33.02 α = 90
    b = 33.75 β = 90
    c = 75.67 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IV
    Details MIRRORS
    Collection Date 1997-05
     
    Diffraction Radiation
    Monochromator NI FILTER
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X12C
    Wavelength 1.5418
    Site NSLS
    Beamline X12C
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.1
    Resolution(Low) 100
    Number Reflections(Observed) 139136
    Percent Possible(Observed) 99.5
    R Merge I(Observed) 0.075
    Redundancy 4.5
     
    High Resolution Shell Details
    Resolution(High) 2.05
    Resolution(Low) 2.13
    Percent Possible(All) 99.2
    R Merge I(Observed) 0.374
    Mean I Over Sigma(Observed) 3.0
    R-Sym I(Observed) 0.379
    Redundancy 5.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MAD
    reflnsShellList 2.1
    Resolution(Low) 6.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 3808
    Number of Reflections(R-Free) 369
    Percent Reflections(Observed) 99.64
    R-Factor(Observed) 0.212
    R-Work 0.212
    R-Free 0.318
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1
    Shell Resolution(Low) 2.2
    Number of Reflections(R-Free) 64
    Number of Reflections(R-Work) 575
    R-Factor(R-Work) 0.345
    R-Factor(R-Free) 0.31
    R-Free Error 0.0
    Percent Reflections(Observed) 99.5
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    x_bond_d 0.007
    x_angle_deg 1.14
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 716
    Nucleic Acid Atoms 0
    Heterogen Atoms 0
    Solvent Atoms 59
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution SHARP, X-PLOR 3.8
    Structure Refinement X-PLOR 3.8
     
    Software
    refinement X-PLOR version: 3.8
    model building X-PLOR version: 3.8
    model building SHARP