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An Information Portal to 105212 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
4HEQ
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 6.5
    Details 25% (v/v) PEG 550, 50mM calcium chloride dihydrate, 100mM bis-Tris buffer (pH 6.5), VAPOR DIFFUSION, HANGING DROP
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 50.2 α = 90
    b = 60.37 β = 90
    c = 76.25 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 ADSC QUANTUM 315
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type NSRRC BEAMLINE BL13B1
    Site NSRRC
    Beamline BL13B1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 2.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 1.21
    Resolution(Low) 30
    Number Reflections(All) 71882
    Number Reflections(Observed) 71508
    Percent Possible(Observed) 99.9
     
    High Resolution Shell Details
    Resolution(High) 1.21
    Resolution(Low) 1.25
    Percent Possible(All) 99.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.3
    Resolution(Low) 30.0
    Number of Reflections(all) 54983
    Number of Reflections(Observed) 54753
    Number of Reflections(R-Free) 2921
    Percent Reflections(Observed) 99.93
    R-Factor(Observed) 0.18114
    R-Work 0.17957
    R-Free 0.21109
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 12.728
    Anisotropic B[1][1] 0.06
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.01
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -0.06
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.3
    Shell Resolution(Low) 1.334
    Number of Reflections(R-Free) 190
    Number of Reflections(R-Work) 3750
    R-Factor(R-Work) 0.22
    R-Factor(R-Free) 0.265
    Percent Reflections(Observed) 100.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_gen_planes_refined 0.017
    r_chiral_restr 0.159
    r_dihedral_angle_4_deg 17.785
    r_dihedral_angle_3_deg 11.579
    r_dihedral_angle_2_deg 35.845
    r_dihedral_angle_1_deg 5.857
    r_angle_refined_deg 2.418
    r_bond_refined_d 0.026
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2152
    Nucleic Acid Atoms 0
    Heterogen Atoms 62
    Solvent Atoms 346
     
     
  •   Software and Computing Hide
    Computing
    Data Collection HKL-2000
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) HKL-2000
    Structure Solution Molrep
    Structure Refinement REFMAC 5.6.0117
     
    Software
    refinement REFMAC version: 5.6.0117
    model building Molrep
    data collection HKL-2000