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X-RAY DIFFRACTION
Materials and Methods page
1RB6
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 7.3
    Temperature 298.0
    Details 25 mM phosphate 400 mM NaCl 15% PEG8000, pH 7.3, VAPOR DIFFUSION, SITTING DROP, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 64.95 α = 90
    b = 64.95 β = 90
    c = 78.01 γ = 90
     
    Space Group
    Space Group Name:    P 43 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 90
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
    Collection Date 1998-06-11
     
    Diffraction Radiation
    Monochromator SI(111)
    Diffraction Protocol MAD
     
    Diffraction Source
    Source SYNCHROTRON
    Type SSRL BEAMLINE BL1-5
    Wavelength List 1.0688, 0.9800, 0.9797, 0.9795, 0.9322
    Site SSRL
    Beamline BL1-5
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.8
    Resolution(Low) 45
    Number Reflections(All) 20031
    Number Reflections(Observed) 19898
    Percent Possible(Observed) 99.6
     
    High Resolution Shell Details
    Resolution(High) 1.8
    Resolution(Low) 1.9
    Percent Possible(All) 97.5
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MAD
    reflnsShellList 1.9
    Resolution(Low) 15.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 13674
    Number of Reflections(R-Free) 809
    R-Factor(All) 0.224
    R-Factor(Observed) 0.223
    R-Work 0.223
    R-Free 0.241
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_angle_deg 2.1
    c_bond_d 0.013
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 800
    Nucleic Acid Atoms 0
    Heterogen Atoms 10
    Solvent Atoms 146
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) CCP4 (SCALA)
    Structure Solution CCP4
    Structure Refinement REFMAC 4
     
    Software
    refinement REFMAC_4.0 version: 26/11/99
    data reduction SCALA
    data collection MOSFLM