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X-RAY DIFFRACTION
Materials and Methods page
4FFD
  •   Crystallization Hide
    Crystallization Experiments
    Method Microbatch under oil
    pH 7.5
    Details 0.1M PBS BUFFER PH 7.5 25% PEG 3350,0.1M Cyclohexanone, Microbatch under oil
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 34.33 α = 90
    b = 71.37 β = 104.83
    c = 52.93 γ = 90
     
    Space Group
    Space Group Name:    P 1 21 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
    Collection Date 2012-04-10
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X4A
    Wavelength List 0.979
    Site NSLS
    Beamline X4A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.3
    Resolution(Low) 50
    Number Reflections(All) 10944
    Number Reflections(Observed) 10847
    Percent Possible(Observed) 99.1
    R Merge I(Observed) 0.082
    B(Isotropic) From Wilson Plot 23.0
    Redundancy 7.5
     
    High Resolution Shell Details
    Resolution(High) 2.3
    Resolution(Low) 2.38
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.179
    Number Unique Reflections(All) 1073
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.31
    Resolution(Low) 31.81
    Cut-off Sigma(F) 2.0
    Number of Reflections(Observed) 10102
    Number of Reflections(R-Free) 535
    Percent Reflections(Observed) 92.2
    R-Factor(Observed) 0.238
    R-Work 0.238
    R-Free 0.279
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 42.6
    Anisotropic B[1][1] -10.35
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 9.01
    Anisotropic B[2][2] 3.32
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 7.03
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.3
    Shell Resolution(Low) 2.44
    Number of Reflections(R-Free) 70
    Number of Reflections(R-Work) 1381
    R-Factor(R-Work) 0.272
    R-Factor(R-Free) 0.349
    R-Free Error 0.042
    Percent Reflections(Observed) 80.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.17
    c_scbond_it 2.21
    c_mcangle_it 2.26
    c_mcbond_it 1.39
    c_improper_angle_d 0.75
    c_dihedral_angle_d 21.5
    c_angle_deg 1.2
    c_bond_d 0.008
     
    Coordinate Error
    Luzzati ESD(Observed) 0.33
    Luzzati Sigma A(Observed) 0.28
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.41
    Luzzati Sigma A(R-Free Set) 0.36
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1819
    Nucleic Acid Atoms 0
    Heterogen Atoms 1
    Solvent Atoms 81
     
     
  •   Software and Computing Hide
    Computing
    Data Collection ADSC Quantum
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution AMoRE
    Structure Refinement CNS 1.2
     
    Software
    refinement CNS version: 1.2
    model building AMoRE
    data collection ADSC version: Quantum