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An Information Portal to 105097 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
3MKZ
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.5
    Temperature 298.0
    Details PEG 400, Calcium chloride 200 mM, pH 7.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 111.38 α = 90
    b = 47.12 β = 115.97
    c = 118.23 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
    Details mirrors
    Collection Date 2009-10-12
     
    Diffraction Radiation
    Monochromator graphite
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ALS BEAMLINE 8.3.1
    Wavelength List 1.0
    Site ALS
    Beamline 8.3.1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.98
    Resolution(Low) 99
    Number Reflections(All) 22300
    Number Reflections(Observed) 22277
    Percent Possible(Observed) 99.0
    R Merge I(Observed) 0.067
    B(Isotropic) From Wilson Plot 250.0
    Redundancy 2.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.98
    Resolution(Low) 50.07
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 22280
    Number of Reflections(Observed) 22266
    Number of Reflections(R-Free) 2202
    Percent Reflections(Observed) 96.2
    R-Factor(All) 0.213
    R-Factor(Observed) 0.213
    R-Work 0.213
    R-Free 0.264
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 79.4
    Anisotropic B[1][1] -24.71
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] -3.21
    Anisotropic B[2][2] 0.24
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 24.47
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.98
    Shell Resolution(Low) 3.17
    Number of Reflections(R-Free) 307
    Number of Reflections(R-Work) 3136
    R-Factor(R-Work) 0.337
    R-Factor(R-Free) 0.398
    R-Free Error 0.023
    Percent Reflections(Observed) 90.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 1.28
    c_dihedral_angle_d 19.8
    c_angle_deg 1.4
    c_bond_d 0.011
     
    Coordinate Error
    Luzzati ESD(Observed) 0.37
    Luzzati Sigma A(Observed) 0.56
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.45
    Luzzati Sigma A(R-Free Set) 0.59
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 3419
    Nucleic Acid Atoms 1464
    Heterogen Atoms 4
    Solvent Atoms 12
     
     
  •   Software and Computing Hide
    Computing
    Data Collection ADSC Quantum
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) SCALA
    Structure Solution molrep
    Structure Refinement CNS 1.2
     
    Software
    refinement CNS version: 1.2
    model building molrep
    data collection ADSC version: Quantum