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X-RAY DIFFRACTION
Materials and Methods page
4LZT
  •   Crystallization Hide
    Crystallization Experiments
    Method batch method
    pH 4.5
    Details BATCH METHOD USED. 1% PROTEIN SOLUTION IN 100MM SODIUM ACETATE PH 4.5-4.6. SODIUM NITRATE ADDED TO A CONCENTRATION OF 20MGS/ML. CRYSTALS GROWN AT ROOM TEMPERATURE., batch method
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 27.24 α = 88.52
    b = 31.87 β = 108.53
    c = 34.23 γ = 111.89
     
    Space Group
    Space Group Name:    P 1
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 295
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Details BENT MIRROR
    Collection Date 1996-12
     
    Diffraction Radiation
    Monochromator SI(111)
     
    Diffraction Source
    Source SYNCHROTRON
    Type EMBL/DESY, HAMBURG BEAMLINE BW7B
    Wavelength 0.862
    Site EMBL/DESY, HAMBURG
    Beamline BW7B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) -3.0
    Resolution(High) 0.95
    Resolution(Low) 21
    Number Reflections(Observed) 61265
    Percent Possible(Observed) 96.5
    R Merge I(Observed) 0.06
    Redundancy 2.0
     
    High Resolution Shell Details
    Resolution(High) 0.95
    Resolution(Low) 0.97
    Percent Possible(All) 94.9
    R Merge I(Observed) 0.273
    Mean I Over Sigma(Observed) 4.7
    R-Sym I(Observed) 0.273
    Redundancy 2.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method STRUCTURE KNOWN
    reflnsShellList 0.95
    Resolution(Low) 21.0
    Number of Reflections(all) 61258
    Number of Reflections(R-Free) 1870
    Percent Reflections(Observed) 96.5
    R-Factor(All) 0.1082
    R-Factor(Observed) 0.1144
    R-Free 0.147
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    s_approx_iso_adps 0.095
    s_similar_adp_cmpnt 0.071
    s_rigid_bond_adp_cmpnt 0.007
    s_anti_bump_dis_restr 0.044
    s_non_zero_chiral_vol 0.152
    s_zero_chiral_vol 0.128
    s_from_restr_planes 0.39
    s_similar_dist 0.014
    s_angle_d 0.033
    s_bond_d 0.016
     
    Coordinate Error
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1001
    Nucleic Acid Atoms 0
    Heterogen Atoms 24
    Solvent Atoms 139
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution SHELXL-96
    Structure Refinement SHELXL-96
     
    Software
    refinement SHELXL-96
    model building SHELXL-96
    data reduction SCALEPACK
    data collection DENZO