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X-RAY DIFFRACTION
Materials and Methods page
1RQW
  •   Crystallization Hide
    Crystallization Experiments
    pH 6.8
    Temperature 298.0
    Details Drop: 4ul 40mg/ml thaumatin (in DTNB saturated ddH2O) + 2ul well solution [0.05M ADA pH6.8, 0.6M potassium sodium tartrate (whose 2M stock soution is saturated with DTNB), 20% Glycerol, VAPOR DIFFUSION, HANGING DROP, temperature 298K, pH 6.80
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 57.85 α = 90
    b = 57.85 β = 90
    c = 150.12 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 BRUKER SMART 6000
    Details OSMIC BLUE CONFOCAL MIRRORS
    Collection Date 2003-02-10
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type MACSCIENCE M06XHF
    Wavelength 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 1.05
    Resolution(Low) 160
    Number Reflections(Observed) 116807
    Percent Possible(Observed) 97.7
    Redundancy 19.1
     
    High Resolution Shell Details
    Resolution(High) 1.05
    Resolution(Low) 1.15
    Percent Possible(All) 96.5
    Mean I Over Sigma(Observed) 7.17
    R-Sym I(Observed) 0.298
    Redundancy 9.25
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.05
    Resolution(Low) 10.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 116567
    Number of Reflections(R-Free) 5831
    Percent Reflections(Observed) 97.6
    R-Factor(All) 0.127
    R-Factor(Observed) 0.127
    R-Free 0.152
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    s_approx_iso_adps 0.116
    s_similar_adp_cmpnt 0.028
    s_rigid_bond_adp_cmpnt 0.006
    s_anti_bump_dis_restr 0.053
    s_non_zero_chiral_vol 0.074
    s_zero_chiral_vol 0.063
    s_from_restr_planes 0.439
    s_similar_dist 0.016
    s_angle_d 0.026
    s_bond_d 0.008
     
    Coordinate Error
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1552
    Nucleic Acid Atoms 0
    Heterogen Atoms 10
    Solvent Atoms 398
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) PROTEUM
    Data Reduction (data scaling) SAINT, SADABS, XPREP
    Structure Solution MOLREP
    Structure Refinement SHELXL-97
     
    Software
    refinement SHELXL-97
    model building MOLREP
    data reduction XPREP
    data reduction SADABS
    data reduction SAINT
    data collection PROTEUM