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X-RAY DIFFRACTION
Materials and Methods page
1GV7
  •   Crystallization Hide
    Crystallization Experiments
    pH 5.8
    Details VAPOUR DIFFUSION, 16 C 10 MG/ML PROTEIN, 15 % PEG 4000, 8 % TERT-BUTANOL, 0.3 M AMMONIUM ACETATE, 0.1 M SODIUM CITRATE BUFFER, PH 5.8
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 38.55 α = 90
    b = 64.2 β = 90
    c = 61.25 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 292
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Details MIRRORS
    Collection Date 2000-09-15
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SRS BEAMLINE PX14.1
    Wavelength 1.244
    Site SRS
    Beamline PX14.1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.1
    Resolution(Low) 40
    Number Reflections(Observed) 8426
    Percent Possible(Observed) 90.0
    R Merge I(Observed) 0.108
    B(Isotropic) From Wilson Plot 30.4
    Redundancy 6.3
     
    High Resolution Shell Details
    Resolution(High) 2.1
    Resolution(Low) 2.18
    Percent Possible(All) 89.7
    R Merge I(Observed) 0.584
    Mean I Over Sigma(Observed) 2.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.1
    Resolution(Low) 22.88
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 8425
    Number of Reflections(R-Free) 894
    Percent Reflections(Observed) 90.1
    R-Factor(Observed) 0.22
    R-Work 0.22
    R-Free 0.274
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 37.6
    Anisotropic B[1][1] 0.0
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.0
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.0
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.1
    Shell Resolution(Low) 2.23
    Number of Reflections(R-Free) 125
    Number of Reflections(R-Work) 1251
    R-Factor(R-Work) 0.325
    R-Factor(R-Free) 0.376
    R-Free Error 0.034
    Percent Reflections(Observed) 91.1
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 2.9
    c_scbond_it 1.86
    c_mcangle_it 2.42
    c_mcbond_it 1.42
    c_improper_angle_d 0.86
    c_bond_d 0.006
    c_angle_deg 1.3
    c_dihedral_angle_d 24.6
     
    Coordinate Error
    Luzzati ESD(Observed) 0.29
    Luzzati Sigma A(Observed) 0.32
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.38
    Luzzati Sigma A(R-Free Set) 0.39
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 947
    Nucleic Acid Atoms 0
    Heterogen Atoms 13
    Solvent Atoms 62
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution AMORE
    Structure Refinement CNS 1.0
     
    Software
    refinement CNS version: 1.0
    model building AMORE