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X-RAY DIFFRACTION
Materials and Methods page
2CJM
  •   Crystallization Hide
    Crystallization Experiments
    pH 7
    Details 100 MM HEPES PH 7.0, 5 MM DTT, 0.7 M KCL AND 1.20 M (NH4)2SO4
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 73.8 α = 90
    b = 133.2 β = 90
    c = 147.59 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
    Collection Date 2002-12-19
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ELETTRA BEAMLINE 5.2R
    Wavelength 1.0
    Site ELETTRA
    Beamline 5.2R
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.3
    Resolution(Low) 42.6
    Number Reflections(Observed) 64652
    Percent Possible(Observed) 94.5
    R Merge I(Observed) 0.07
    Redundancy 2.3
     
    High Resolution Shell Details
    Resolution(High) 2.3
    Resolution(Low) 2.42
    Percent Possible(All) 94.5
    R Merge I(Observed) 0.37
    Mean I Over Sigma(Observed) 1.9
    Redundancy 2.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.3
    Resolution(Low) 100.0
    Number of Reflections(Observed) 58002
    Number of Reflections(R-Free) 3092
    Percent Reflections(Observed) 93.4
    R-Factor(Observed) 0.204
    R-Work 0.201
    R-Free 0.265
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 33.9
    Anisotropic B[1][1] -0.85
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 0.74
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.11
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.3
    Shell Resolution(Low) 2.36
    Number of Reflections(R-Free) 202
    Number of Reflections(R-Work) 4123
    R-Factor(R-Work) 0.246
    R-Factor(R-Free) 0.292
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 4.177
    r_scbond_it 2.996
    r_mcangle_it 1.75
    r_mcbond_it 1.243
    r_nbd_refined 0.255
    r_gen_planes_refined 0.007
    r_chiral_restr 0.139
    r_dihedral_angle_4_deg 19.543
    r_dihedral_angle_3_deg 17.723
    r_dihedral_angle_2_deg 42.115
    r_dihedral_angle_1_deg 6.931
    r_angle_refined_deg 1.82
    r_bond_refined_d 0.019
    r_nbtor_refined 0.308
    r_xyhbond_nbd_refined 0.201
    r_symmetry_vdw_refined 0.257
    r_symmetry_hbond_refined 0.265
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 8856
    Nucleic Acid Atoms 0
    Heterogen Atoms 63
    Solvent Atoms 609
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) CCP4 (SCALA)
    Structure Solution MOLREP
    Structure Refinement REFMAC 5.2.0003
     
    Software
    refinement REFMAC version: 5.2.0003
    model building MOLREP