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X-RAY DIFFRACTION
Materials and Methods page
3SK8
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7
    Temperature 277.0
    Details 34% MPD, 25 mM potassium phosphate, pH 7.0, VAPOR DIFFUSION, HANGING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 48.37 α = 90
    b = 48.37 β = 90
    c = 63.45 γ = 90
     
    Space Group
    Space Group Name:    P 41
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 315
    Details Meridianally-bent fused silica mirror with palladium and uncoated stripes vertically-focusing at 6.6:1 demagnification
    Collection Date 2010-07-29
     
    Diffraction Radiation
    Monochromator Si(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSLS BEAMLINE X25
    Wavelength 1.100
    Site NSLS
    Beamline X25
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.9
    Resolution(Low) 50
    Number Reflections(All) 11646
    Number Reflections(Observed) 11646
    Percent Possible(Observed) 99.7
    R Merge I(Observed) 0.073
    B(Isotropic) From Wilson Plot 34.3
    Redundancy 13.5
     
    High Resolution Shell Details
    Resolution(High) 1.9
    Resolution(Low) 1.93
    Percent Possible(All) 99.3
    R Merge I(Observed) 0.283
    Redundancy 13.1
    Number Unique Reflections(All) 581
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.9
    Resolution(Low) 48.37
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 11629
    Number of Reflections(Observed) 11629
    Number of Reflections(R-Free) 555
    Percent Reflections(Observed) 99.7
    R-Factor(All) 0.1669
    R-Factor(Observed) 0.1669
    R-Work 0.1648
    R-Free 0.21
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 12.6141
    Anisotropic B[1][1] 0.59
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.59
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -1.19
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.896
    Shell Resolution(Low) 1.945
    Number of Reflections(R-Free) 52
    Number of Reflections(R-Work) 805
    R-Factor(R-Work) 0.181
    R-Factor(R-Free) 0.249
    Percent Reflections(Observed) 99.19
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 5.445
    r_scbond_it 3.606
    r_mcangle_it 2.06
    r_mcbond_it 1.382
    r_gen_planes_refined 0.013
    r_chiral_restr 0.159
    r_dihedral_angle_4_deg 7.22
    r_dihedral_angle_3_deg 15.921
    r_dihedral_angle_2_deg 33.06
    r_dihedral_angle_1_deg 6.103
    r_angle_refined_deg 1.704
    r_bond_refined_d 0.02
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1029
    Nucleic Acid Atoms 0
    Heterogen Atoms 18
    Solvent Atoms 96
     
     
  •   Software and Computing Hide
    Computing
    Data Collection CBASS
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution PHASER
    Structure Refinement REFMAC 5.5.0109
     
    Software
    data extraction pdb_extract version: 3.10
    refinement REFMAC5
    molecular replacement Phaser version: 2.1.4
    data reduction HKL