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X-RAY DIFFRACTION
Materials and Methods page
4GKA
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, SITTING DROP
    pH 6.5
    Temperature 293.0
    Details 0.2M zinc acetate, 10% (v/v) 2-propanol, 0.1M sodium cacodylate , pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 53.88 α = 90
    b = 233.67 β = 97.33
    c = 70.08 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 315r
    Collection Date 2012-04-12
     
    Diffraction Radiation
    Monochromator Rosenbaum-Rock double crystal sagittal focusing monochrometer
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X29A
    Wavelength List 1.075
    Site NSLS
    Beamline X29A
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.2
    Resolution(Low) 50
    Number Reflections(All) 86349
    Number Reflections(Observed) 86349
    Percent Possible(Observed) 100.0
    R Merge I(Observed) 0.103
    B(Isotropic) From Wilson Plot 33.0
    Redundancy 4.2
     
    High Resolution Shell Details
    Resolution(High) 2.2
    Resolution(Low) 2.28
    Percent Possible(All) 100.0
    R Merge I(Observed) 0.876
    Mean I Over Sigma(Observed) 2.1
    R-Sym I(Observed) 0.876
    Redundancy 4.2
    Number Unique Reflections(All) 8627
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.2
    Resolution(Low) 45.29
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 86296
    Number of Reflections(Observed) 81976
    Number of Reflections(R-Free) 4320
    Percent Reflections(Observed) 99.56
    R-Factor(All) 0.19023
    R-Factor(Observed) 0.19023
    R-Work 0.18798
    R-Free 0.23204
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 47.737
    Anisotropic B[1][1] 4.64
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] -0.69
    Anisotropic B[2][2] -0.84
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -3.59
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.2
    Shell Resolution(Low) 2.257
    Number of Reflections(Observed) 6091
    Number of Reflections(R-Free) 297
    Number of Reflections(R-Work) 5794
    R-Factor(R-Work) 0.315
    R-Factor(R-Free) 0.306
    Percent Reflections(Observed) 94.79
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_other 0.008
    r_gen_planes_refined 0.006
    r_chiral_restr 0.07
    r_dihedral_angle_4_deg 14.783
    r_dihedral_angle_3_deg 13.211
    r_dihedral_angle_2_deg 32.948
    r_dihedral_angle_1_deg 6.067
    r_angle_other_deg 0.801
    r_angle_refined_deg 1.399
    r_bond_other_d 0.002
    r_bond_refined_d 0.009
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 12575
    Nucleic Acid Atoms 0
    Heterogen Atoms 42
    Solvent Atoms 404
     
     
  •   Software and Computing Hide
    Computing
    Data Collection ADSC Quantum
    Data Reduction (intensity integration) HKL-3000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.7.0029
     
    Software
    refinement REFMAC version: 5.7.0029
    model building MOLREP
    data collection ADSC version: Quantum