POP-OUT | CLOSE
 
X-RAY DIFFRACTION
Materials and Methods page
1KWN
  •   Crystallization Hide
    Crystallization Experiments
    Method Free interface diffusion in APCF reactor
    pH 6.5
    Temperature 293.0
    Details Na-tartrate (0.52M), Na-ADA (0.1M), agarose gel (0.15% m/v), pH 6.5, Free interface diffusion in APCF reactor, temperature 293K
    Method Dialysis in APCF reactor
    pH 6.5
    Temperature 293.0
    Details Na-tartrate (0.52M), Na-ADA (0.1M), agarose gel (0.15% m/v), pH 6.5, Dialysis in APCF reactor, temperature 293K
    Method Dialysis in APCF reactor
    pH 6.5
    Temperature 293.0
    Details Na-tartrate (0.52M), Na-ADA (0.1M), agarose gel (0.15% m/v), pH 6.5, Dialysis in APCF reactor, temperature 293K
    Method Dialysis in APCF reactor
    pH 6.5
    Temperature 293.0
    Details Na-tartrate (0.52M), Na-ADA (0.1M), agarose gel (0.15% m/v). THE CRYSTALS WERE GROWN IN THE ADVANCED PROTEIN CRYSTALLIZATION FACILITY (APCF) ABOARD THE US SPACE SHUTTLE (MISSION STS-95) USING EITHER A DIALYSIS SETUP (3 CRYSTALS) OR A FREE-INTERFACE DIFFUSION SETUP (1 CRYSTAL)., pH 6.5, Dialysis in APCF reactor, temperature 293K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 58.53 α = 90
    b = 58.53 β = 90
    c = 151.35 γ = 90
     
    Space Group
    Space Group Name:    P 41 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 293
    Diffrn ID 2
    Data Collection Temperature 293
    Diffrn ID 3
    Data Collection Temperature 293
    Diffrn ID 4
    Data Collection Temperature 293
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Collection Date 1998-12-10
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type EMBL/DESY, HAMBURG BEAMLINE BW7B
    Wavelength List 0.8337
    Site EMBL/DESY, HAMBURG
    Beamline BW7B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.2
    Resolution(Low) 20
    Number Reflections(Observed) 82240
    Percent Possible(Observed) 99.0
    R Merge I(Observed) 0.036
    B(Isotropic) From Wilson Plot 14.3
    Redundancy 7.2
     
    High Resolution Shell Details
    Resolution(High) 1.2
    Resolution(Low) 1.23
    Percent Possible(All) 97.8
    R Merge I(Observed) 0.522
    Mean I Over Sigma(Observed) 2.05
    R-Sym I(Observed) 0.522
    Redundancy 4.6
    Number Unique Reflections(All) 5690
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.2
    Resolution(Low) 20.0
    Cut-off Sigma(I) 0.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(all) 82240
    Number of Reflections(Observed) 82240
    Number of Reflections(R-Free) 4123
    Percent Reflections(Observed) 99.0
    R-Work 0.127
    R-Free 0.145
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 23.5
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.2
    Shell Resolution(Low) 1.23
    Number of Reflections(Observed) 5690
    R-Factor(R-Work) 0.127
    R-Factor(R-Free) 0.145
    Percent Reflections(Observed) 97.8
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    s_approx_iso_adps 0.112
    s_similar_adp_cmpnt 0.062
    s_rigid_bond_adp_cmpnt 0.005
    s_anti_bump_dis_restr 0.113
    s_similar_dist 0.018
    s_zero_chiral_vol 0.08
    s_non_zero_chiral_vol 0.091
    s_from_restr_planes 0.03
    s_angle_d 0.033
    s_bond_d 0.016
     
    Coordinate Error
    Luzzati ESD(Observed) 0.14
    Luzzati Sigma A(Observed) 0.14
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.15
    Luzzati Sigma A(R-Free Set) 0.14
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1550
    Nucleic Acid Atoms 0
    Heterogen Atoms 10
    Solvent Atoms 188
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) DENZO
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement SHELXL-97
     
    Software
    refinement SHELXL-97
    model building CNS
    data reduction SCALEPACK
    data collection DENZO