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X-RAY DIFFRACTION
Materials and Methods page
1H2M
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.5
    Details 1.2M AMMONIUM SULPHATE, 4% PEG400, 0.1M HEPES PH7.5, 11MG/ML PROTEIN WITH 1MM ZN(II), 2.5MM NOG AND 2.5MM PEPTIDE, pH 7.50
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 86.25 α = 90
    b = 86.25 β = 90
    c = 148.26 γ = 90
     
    Space Group
    Space Group Name:    P 41 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Collection Date 2002-05-15
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type SRS BEAMLINE PX9.6
    Wavelength 0.87
    Site SRS
    Beamline PX9.6
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 2.5
    Resolution(Low) 87.71
    Number Reflections(Observed) 20058
    Percent Possible(Observed) 99.7
    R Merge I(Observed) 0.05
    Redundancy 6.5
     
    High Resolution Shell Details
    Resolution(High) 2.5
    Resolution(Low) 2.64
    Percent Possible(All) 97.9
    R Merge I(Observed) 0.289
    Mean I Over Sigma(Observed) 2.6
    Redundancy 4.4
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.5
    Resolution(Low) 18.0
    Number of Reflections(Observed) 18404
    Number of Reflections(R-Free) 1516
    Percent Reflections(Observed) 99.7
    R-Factor(Observed) 0.194
    R-Work 0.192
    R-Free 0.225
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 35.78
    Anisotropic B[1][1] -0.68
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.68
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 1.35
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.5
    Shell Resolution(Low) 2.56
    Number of Reflections(R-Free) 106
    Number of Reflections(R-Work) 1267
    R-Factor(R-Work) 0.227
    R-Factor(R-Free) 0.297
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.678
    r_scbond_it 2.22
    r_mcangle_it 1.421
    r_mcbond_it 0.761
    r_nbd_refined 0.232
    r_gen_planes_other 0.002
    r_gen_planes_refined 0.006
    r_chiral_restr 0.097
    r_dihedral_angle_3_deg 18.015
    r_dihedral_angle_1_deg 4.024
    r_angle_other_deg 0.832
    r_angle_refined_deg 1.612
    r_bond_other_d 0.001
    r_bond_refined_d 0.017
    r_nbd_other 0.214
    r_xyhbond_nbd_refined 0.173
    r_xyhbond_nbd_other 0.126
    r_metal_ion_refined 0.054
    r_symmetry_vdw_refined 0.194
    r_symmetry_vdw_other 0.255
    r_symmetry_hbond_refined 0.244
    r_symmetry_hbond_other 0.053
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2859
    Nucleic Acid Atoms 0
    Heterogen Atoms 21
    Solvent Atoms 99
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) CCP4 (SCALA)
    Structure Refinement REFMAC 5.0
     
    Software
    refinement REFMAC version: 5.0