POP-OUT | CLOSE

An Information Portal to 105212 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
2WH3
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.1
    Details SEE SELMER ET AL., SCIENCE 2006, pH 7.1
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 211.34 α = 90
    b = 450.91 β = 90
    c = 614.01 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARRESEARCH
    Details DYNAMICALLY BENDABLE MIRROR
    Collection Date 2008-07-20
     
    Diffraction Radiation
    Monochromator SI(111) MONOCHROMATOR
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SLS BEAMLINE X10SA
    Wavelength 0.99988
    Site SLS
    Beamline X10SA
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 1.75
    Resolution(High) 3.45
    Resolution(Low) 50
    Number Reflections(Observed) 759980
    Percent Possible(Observed) 99.6
    R Merge I(Observed) 0.21
    B(Isotropic) From Wilson Plot 44.6
    Redundancy 5.46
     
    High Resolution Shell Details
    Resolution(High) 3.45
    Resolution(Low) 3.5
    Percent Possible(All) 99.5
    R Merge I(Observed) 0.9
    Mean I Over Sigma(Observed) 1.74
    Redundancy 3.63
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 3.45
    Resolution(Low) 49.57
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 759742
    Number of Reflections(R-Free) 33072
    Percent Reflections(Observed) 99.6
    R-Factor(Observed) 0.21
    R-Work 0.21
    R-Free 0.257
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 88.5
    Anisotropic B[1][1] -0.99
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -1.92
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 2.91
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 3.45
    Shell Resolution(Low) 3.67
    Number of Reflections(R-Free) 5225
    Number of Reflections(R-Work) 120205
    R-Factor(R-Work) 0.287
    R-Factor(R-Free) 0.329
    R-Free Error 0.005
    Percent Reflections(Observed) 99.4
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_improper_angle_d 1.5
    c_bond_d 0.006
    c_angle_deg 1.2
    c_dihedral_angle_d 28.8
     
    Coordinate Error
    Luzzati ESD(Observed) 0.39
    Luzzati Sigma A(Observed) 0.6
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.48
    Luzzati Sigma A(R-Free Set) 0.66
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 21929
    Nucleic Acid Atoms 35733
    Heterogen Atoms 549
    Solvent Atoms 0
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Solution CNS
    Structure Refinement CNS 1.2
     
    Software
    refinement CNS version: 1.2
    model building CNS