POP-OUT | CLOSE
 
X-RAY DIFFRACTION
Materials and Methods page
3TXJ
  •   Crystallization Hide
    Crystallization Experiments
    Method BATCH
    pH 4.7
    Temperature 295.0
    Details 49 mg HEWL + 117 mg N-acetylglucosamine in 1 mL 0.04 M sodium acetate + 1 mL 10% sodium chloride, with silicone oil as cryoprotectant, pH 4.7, BATCH, temperature 295K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 78.53 α = 90
    b = 78.53 β = 90
    c = 36.72 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 RIGAKU RAXIS IV
    Details Osmic Confocal Max-Flux, blue configuration
    Collection Date 2011-02-01
     
    Diffraction Radiation
    Monochromator NONE
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source ROTATING ANODE
    Type RIGAKU MICROMAX-007
    Wavelength List 1.5418
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 4.0
    Observed Criterion Sigma(I) 2.0
    Resolution(High) 2.48
    Resolution(Low) 55.53
    Number Reflections(All) 4343
    Number Reflections(Observed) 4126
    Percent Possible(Observed) 95.0
    R Merge I(Observed) 0.199
    B(Isotropic) From Wilson Plot 32.3
    Redundancy 12.99
     
    High Resolution Shell Details
    Resolution(High) 2.48
    Resolution(Low) 2.57
    Percent Possible(All) 99.2
    R Merge I(Observed) 0.412
    Mean I Over Sigma(Observed) 4.8
    Redundancy 11.55
    Number Unique Reflections(All) 4343
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.48
    Resolution(Low) 55.53
    Cut-off Sigma(I) 2.0
    Cut-off Sigma(F) 4.0
    Number of Reflections(all) 4343
    Number of Reflections(Observed) 4126
    Number of Reflections(R-Free) 201
    Percent Reflections(Observed) 98.86
    R-Factor(Observed) 0.22603
    R-Work 0.22293
    R-Free 0.28919
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 32.315
    Anisotropic B[1][1] -0.08
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -0.08
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 0.16
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.48
    Shell Resolution(Low) 2.547
    Number of Reflections(R-Free) 10
    Number of Reflections(R-Work) 267
    R-Factor(R-Work) 0.267
    R-Factor(R-Free) 0.473
    Percent Reflections(Observed) 90.23
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.826
    r_scbond_it 1.708
    r_mcangle_it 1.002
    r_mcbond_it 0.515
    r_gen_planes_refined 0.005
    r_chiral_restr 0.088
    r_dihedral_angle_4_deg 19.947
    r_dihedral_angle_3_deg 18.041
    r_dihedral_angle_2_deg 35.032
    r_dihedral_angle_1_deg 7.02
    r_angle_refined_deg 1.443
    r_bond_refined_d 0.012
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1001
    Nucleic Acid Atoms 0
    Heterogen Atoms 24
    Solvent Atoms 32
     
     
  •   Software and Computing Hide
    Computing
    Data Collection CrystalClear
    Data Reduction (intensity integration) d*TREK
    Data Reduction (data scaling) d*TREK
    Structure Solution PHASER MOLECULAR REPLACEMENT
    Structure Refinement REFMAC 5.5.0110
     
    Software
    refinement REFMAC version: 5.5.0110
    model building PHASER version: MOLECULAR REPLACEMENT
    data collection CrystalClear