POP-OUT | CLOSE

An Information Portal to 105097 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
1N4F
  •   Crystallization Hide
    Crystallization Experiments
    Method VAPOR DIFFUSION, HANGING DROP
    pH 7.4
    Temperature 291.0
    Details 250 mM sodium para-arsanilate then transferred to equivalent solution plus 15% V/V ethyleneglycol, pH 7.4, VAPOR DIFFUSION, HANGING DROP, temperature 291K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 76.76 α = 90
    b = 76.76 β = 90
    c = 38.25 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 MARRESEARCH
    Collection Date 2002-04-19
     
    Diffraction Radiation
    Diffraction Protocol SAD
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE BM30A
    Wavelength List 1.0438
    Site ESRF
    Beamline BM30A
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 1.78
    Resolution(Low) 15.66
    Number Reflections(Observed) 11331
    Percent Possible(Observed) 99.4
    B(Isotropic) From Wilson Plot 27.0
    Redundancy 13.7
     
    High Resolution Shell Details
    Resolution(High) 1.78
    Resolution(Low) 1.87
    Percent Possible(All) 97.6
    Mean I Over Sigma(Observed) 3.3
    R-Sym I(Observed) 0.165
    Redundancy 8.4
    Number Unique Reflections(All) 1459
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method SAD
    reflnsShellList 1.78
    Resolution(Low) 15.66
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 11490
    Number of Reflections(Observed) 11330
    Number of Reflections(R-Free) 1113
    Percent Reflections(Observed) 99.5
    R-Factor(All) 0.169
    R-Work 0.164
    R-Free 0.213
    R-Free Selection Details random
     
    Temperature Factor Modeling
    Data Not Available
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.78
    Shell Resolution(Low) 1.82
    Number of Reflections(Observed) 1614
    Number of Reflections(R-Free) 156
    R-Factor(R-Work) 0.176
    R-Factor(R-Free) 0.223
    Percent Reflections(Observed) 10.0
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    t_dihedral_angle_d 14.6
    t_angle_deg 1.212
    t_bond_d 0.009
     
    Coordinate Error
    Luzzati ESD(Observed) 0.162
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1001
    Nucleic Acid Atoms 0
    Heterogen Atoms 54
    Solvent Atoms 121
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) CCP4 (SCALA)
    Structure Solution SHARP
    Structure Refinement BUSTER-TNT
     
    Software
    refinement BUSTER/TNT
    model building SHARP
    data reduction SCALA
    data collection MOSFLM