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X-RAY DIFFRACTION
Materials and Methods page
2FWY
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.5
    Temperature 277.0
    Details 10% PEG-2KMME, .2M MgCl2, .1 M NaCacodylate 2.5 molar excess of H64 , pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 277K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 66.61 α = 90
    b = 90.59 β = 90
    c = 98.03 γ = 90
     
    Space Group
    Space Group Name:    I 2 2 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type RIGAKU RAXIS IV
    Details Osmic Mirrors
    Collection Date 2006-01-21
     
    Diffraction Radiation
    Monochromator Copper K-alpha
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU RU200
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) -3.0
    Resolution(High) 2.1
    Resolution(Low) 50
    Number Reflections(All) 17696
    Number Reflections(Observed) 16139
    Percent Possible(Observed) 91.4
    B(Isotropic) From Wilson Plot 27.3
    Redundancy 3.6
     
    High Resolution Shell Details
    Resolution(High) 2.1
    Resolution(Low) 2.18
    Percent Possible(All) 87.3
    Mean I Over Sigma(Observed) 6.68
    R-Sym I(Observed) 0.164
    Redundancy 2.4
    Number Unique Reflections(All) 1519
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.1
    Resolution(Low) 33.27
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 17696
    Number of Reflections(Observed) 15965
    Number of Reflections(R-Free) 1603
    Percent Reflections(Observed) 90.3
    R-Work 0.181
    R-Free 0.222
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 35.5
    Anisotropic B[1][1] -4.29
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -1.62
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 5.91
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1
    Shell Resolution(Low) 2.23
    Number of Reflections(R-Free) 262
    Number of Reflections(R-Work) 2282
    R-Factor(R-Work) 0.19
    R-Factor(R-Free) 0.244
    R-Free Error 0.015
    Percent Reflections(Observed) 87.6
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 3.08
    c_scbond_it 2.09
    c_mcangle_it 1.97
    c_mcbond_it 1.26
    c_improper_angle_d 0.76
    c_bond_d 0.005
    c_angle_deg 1.3
    c_dihedral_angle_d 22.8
     
    Coordinate Error
    Luzzati ESD(Observed) 0.21
    Luzzati Sigma A(Observed) 0.09
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.26
    Luzzati Sigma A(R-Free Set) 0.15
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1626
    Nucleic Acid Atoms 0
    Heterogen Atoms 28
    Solvent Atoms 290
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement CNS 1.1
     
    Software
    refinement CNS version: 1.1