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X-RAY DIFFRACTION
Materials and Methods page
2BF1
  •   Crystallization Hide
    Crystallization Experiments
    pH 5
    Details PROTEIN WAS CRYSTALLIZED FROM 15% PEG 6000, 100 MM SODIUM CITRATE, PH 5.0 AND 8% PEG 400 AT 20 DEGREES C.
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 108.05 α = 90
    b = 108.05 β = 90
    c = 117.7 γ = 90
     
    Space Group
    Space Group Name:    P 43 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC
    Details RH-COATED SI MIRROR
    Collection Date 2002-10-07
     
    Diffraction Radiation
    Monochromator BENT TRIANGULAR ASYMMETRIC CUT SI(111) MONOCHROMATER
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type CHESS BEAMLINE F1
    Wavelength 0.916
    Site CHESS
    Beamline F1
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 4
    Resolution(Low) 26
    Number Reflections(Observed) 100402
    Percent Possible(Observed) 98.0
    R Merge I(Observed) 0.08
    B(Isotropic) From Wilson Plot 141.1
    Redundancy 4.5
     
    High Resolution Shell Details
    Resolution(High) 4.0
    Resolution(Low) 4.09
    Percent Possible(All) 94.3
    R Merge I(Observed) 0.82
    Mean I Over Sigma(Observed) 1.3
    Redundancy 4.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MIRAS
    reflnsShellList 4.0
    Resolution(Low) 26.0
    Number of Reflections(Observed) 5842
    Number of Reflections(R-Free) 279
    Percent Reflections(Observed) 98.0
    R-Factor(Observed) 0.385
    R-Work 0.385
    R-Free 0.388
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 128.8
    Anisotropic B[1][1] 0.01
    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] -0.03
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 4.0
    Shell Resolution(Low) 4.37
    Number of Reflections(R-Free) 67
    Number of Reflections(R-Work) 1309
    R-Factor(R-Work) 0.403
    R-Factor(R-Free) 0.533
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_nbd_refined 0.341
    r_gen_planes_refined 0.005
    r_chiral_restr 0.112
    r_dihedral_angle_4_deg 18.61
    r_dihedral_angle_3_deg 24.209
    r_dihedral_angle_2_deg 45.267
    r_dihedral_angle_1_deg 8.116
    r_angle_refined_deg 2.067
    r_bond_refined_d 0.014
    r_nbtor_refined 0.344
    r_xyhbond_nbd_refined 0.268
    r_symmetry_vdw_refined 0.368
    r_symmetry_hbond_refined 0.194
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2471
    Nucleic Acid Atoms 0
    Heterogen Atoms 615
    Solvent Atoms 0
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution SOLVE, SHARP
    Structure Refinement REFMAC 5.2.0003
     
    Software
    refinement REFMAC version: 5.2.0003
    model building SHARP
    model building SOLVE