POP-OUT | CLOSE
 
X-RAY DIFFRACTION
Materials and Methods page
2CEI
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.5
    Details HANGING DROP. RESERVOIR: MPD 21%, CACL2 5.7 MM, HEPES 50 MM PH 7.5 DROP: 2 UL PROTEIN (4.5 MG/ML) AND 1 UL RESERVOIR
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 179.42 α = 90
    b = 179.42 β = 90
    c = 179.42 γ = 90
     
    Space Group
    Space Group Name:    F 4 3 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector IMAGE PLATE
    Type MARRESEARCH
    Details BENT MIRROR
    Collection Date 2005-04-14
     
    Diffraction Radiation
    Monochromator TRIANGULAR MONOCHROMATOR
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type EMBL/DESY, HAMBURG BEAMLINE BW7B
    Wavelength 0.8430
    Site EMBL/DESY, HAMBURG
    Beamline BW7B
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 0.0
    Resolution(High) 1.8
    Resolution(Low) 63.4
    Number Reflections(Observed) 21636
    Percent Possible(Observed) 92.0
    R Merge I(Observed) 0.05
    B(Isotropic) From Wilson Plot 29.22
    Redundancy 4.1
     
    High Resolution Shell Details
    Resolution(High) 1.8
    Resolution(Low) 1.85
    Percent Possible(All) 95.0
    R Merge I(Observed) 0.43
    Mean I Over Sigma(Observed) 3.3
    Redundancy 4.1
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method OTHER
    reflnsShellList 1.8
    Resolution(Low) 103.7
    Number of Reflections(Observed) 20509
    Number of Reflections(R-Free) 1126
    Percent Reflections(Observed) 92.0
    R-Factor(Observed) 0.175
    R-Work 0.174
    R-Free 0.192
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Mean Isotropic B Value 25.5
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.8
    Shell Resolution(Low) 1.85
    Number of Reflections(R-Free) 80
    Number of Reflections(R-Work) 1537
    R-Factor(R-Work) 0.262
    R-Factor(R-Free) 0.333
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 4.9
    r_scbond_it 3.182
    r_mcangle_it 1.748
    r_mcbond_it 1.11
    r_nbd_refined 0.204
    r_gen_planes_refined 0.007
    r_chiral_restr 0.089
    r_dihedral_angle_4_deg 22.221
    r_dihedral_angle_3_deg 12.503
    r_dihedral_angle_2_deg 39.442
    r_dihedral_angle_1_deg 5.013
    r_angle_refined_deg 1.406
    r_bond_refined_d 0.017
    r_nbtor_refined 0.299
    r_xyhbond_nbd_refined 0.178
    r_symmetry_vdw_refined 0.198
    r_symmetry_hbond_refined 0.17
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 1413
    Nucleic Acid Atoms 0
    Heterogen Atoms 8
    Solvent Atoms 141
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) XDS
    Data Reduction (data scaling) XSCALE
    Structure Refinement REFMAC 5.2.0005
     
    Software
    refinement REFMAC version: 5.2.0005