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X-RAY DIFFRACTION
Materials and Methods page
1R4N
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 8
    Temperature 291.0
    Details peg10k, pH 8.0, VAPOR DIFFUSION, HANGING DROP, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 135 α = 90
    b = 197.9 β = 90
    c = 211 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 200
     
    Diffraction Detector
    Detector CCD
    Type MARRESEARCH
    Collection Date 2003-07-07
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 22-ID
    Wavelength List 1.00
    Site APS
    Beamline 22-ID
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 1.9
    Resolution(High) 3.6
    Resolution(Low) 50
    Number Reflections(Observed) 64720
    Percent Possible(Observed) 97.9
    R Merge I(Observed) 0.087
    B(Isotropic) From Wilson Plot 69.0
    Redundancy 41.0
     
    High Resolution Shell Details
    Resolution(High) 3.6
    Resolution(Low) 3.7
    Percent Possible(All) 94.4
    R Merge I(Observed) 0.361
    Mean I Over Sigma(Observed) 1.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.6
    Resolution(Low) 50.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 66124
    Number of Reflections(Observed) 64665
    Number of Reflections(R-Free) 3259
    R-Factor(All) 0.285
    R-Factor(Observed) 0.269
    R-Work 0.251
    R-Free 0.29
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 92.0
    Anisotropic B[1][1] -13.51
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 22.367
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -8.857
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_bond_d 0.007889
    c_angle_deg 1.37638
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 31616
    Nucleic Acid Atoms 0
    Heterogen Atoms 128
    Solvent Atoms 0
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement CNS
     
    Software
    refinement CNS
    model building AMoRE
    data reduction SCALEPACK
    data collection HKL-2000