POP-OUT | CLOSE
 
X-RAY DIFFRACTION
Materials and Methods page
2CVX
  •   Crystallization Hide
    Crystallization Experiments
    Method EVAPORATION
    pH 6.5
    Temperature 298.0
    Details PEG 3350, sodium acetate, ammonium sulfate, pH 6.5, EVAPORATION, temperature 298K
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 107.69 α = 90
    b = 117.28 β = 90
    c = 65.06 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type ADSC QUANTUM 4
    Collection Date 2005-03-12
     
    Diffraction Radiation
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type APS BEAMLINE 14-BM-C
    Wavelength List 0.90000
    Site APS
    Beamline 14-BM-C
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma (F) 0.0
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 2.2
    Resolution(Low) 50
    Number Reflections(All) 42470
    Number Reflections(Observed) 42470
    Percent Possible(Observed) 99.1
    R Merge I(Observed) 0.063
    Redundancy 6.1
     
    High Resolution Shell Details
    Resolution(High) 2.2
    Resolution(Low) 2.28
    Percent Possible(All) 97.0
    R Merge I(Observed) 0.123
    Mean I Over Sigma(Observed) 6.3
    R-Sym I(Observed) 0.123
    Redundancy 5.7
    Number Unique Reflections(All) 4101
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 2.2
    Resolution(Low) 50.0
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 38188
    Number of Reflections(R-Free) 4235
    Percent Reflections(Observed) 99.22
    R-Factor(Observed) 0.21462
    R-Work 0.2102
    R-Free 0.25428
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 42.161
    Anisotropic B[1][1] -3.42
    Anisotropic B[1][2] 0.0
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] -2.58
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] 6.0
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 2.197
    Shell Resolution(Low) 2.254
    Number of Reflections(R-Free) 303
    Number of Reflections(R-Work) 2761
    R-Factor(R-Work) 0.26
    R-Factor(R-Free) 0.281
    Percent Reflections(Observed) 98.17
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 2.928
    r_scbond_it 1.925
    r_mcangle_it 1.412
    r_mcbond_it 0.82
    r_nbd_refined 0.216
    r_gen_planes_refined 0.005
    r_chiral_restr 0.102
    r_dihedral_angle_4_deg 19.775
    r_dihedral_angle_3_deg 17.516
    r_dihedral_angle_2_deg 36.536
    r_dihedral_angle_1_deg 6.104
    r_angle_refined_deg 1.454
    r_bond_refined_d 0.013
    r_nbtor_refined 0.307
    r_xyhbond_nbd_refined 0.177
    r_symmetry_vdw_refined 0.195
    r_symmetry_hbond_refined 0.184
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 5306
    Nucleic Acid Atoms 0
    Heterogen Atoms 59
    Solvent Atoms 215
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) HKL-2000
    Data Reduction (data scaling) SCALEPACK
    Structure Solution CNS
    Structure Refinement REFMAC 5.2.0007
     
    Software
    refinement REFMAC version: 5.2.0007