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X-RAY DIFFRACTION
Materials and Methods page
1GKK
  •   Crystallization Hide
    Crystallization Experiments
    pH 7.5
    Details HEPES PH 7.5 100MM, NA ACETATE 1M, CD ACETATE 50 MM, GLYCEROL 5%
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 65.38 α = 90
    b = 108.79 β = 90
    c = 113.88 γ = 90
     
    Space Group
    Space Group Name:    P 21 21 21
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 120
     
    Diffraction Detector
    Detector CCD (QUANTUM 4)
    Type ADSC
    Details CYLINDRICAL GRAZING INCIDENCE MIRROR
    Collection Date 2000-12-15
     
    Diffraction Radiation
    Monochromator SI
    Diffraction Protocol MAD
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID29
    Wavelength List 0.9754,0.9796
    Site ESRF
    Beamline ID29
     
     
  •   Refinement Data Hide
    Reflection Details
    Resolution(High) 1.6
    Resolution(Low) 30
    Number Reflections(Observed) 106584
    Percent Possible(Observed) 99.1
    R Merge I(Observed) 0.055
    Redundancy 3.9
     
    High Resolution Shell Details
    Resolution(High) 1.6
    Resolution(Low) 1.69
    Percent Possible(All) 95.1
    R Merge I(Observed) 0.224
    Mean I Over Sigma(Observed) 3.0
    Redundancy 2.9
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MAD
    reflnsShellList 1.6
    Resolution(Low) 20.0
    Number of Reflections(Observed) 101173
    Number of Reflections(R-Free) 5323
    Percent Reflections(Observed) 99.0
    R-Factor(Observed) 0.155
    R-Work 0.154
    R-Free 0.173
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Data Not Available
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.6
    Shell Resolution(Low) 1.64
    Number of Reflections(R-Free) 362
    Number of Reflections(R-Work) 6890
    R-Factor(R-Work) 0.195
    R-Factor(R-Free) 0.21
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    r_scangle_it 3.476
    r_scbond_it 2.337
    r_mcangle_it 1.511
    r_mcbond_it 0.919
    r_nbd_refined 0.224
    r_gen_planes_other 0.006
    r_gen_planes_refined 0.009
    r_chiral_restr 0.108
    r_dihedral_angle_3_deg 2.801
    r_angle_other_deg 1.576
    r_bond_other_d 0.003
    r_bond_refined_d 0.016
    r_nbd_other 0.197
    r_nbtor_other 0.323
    r_xyhbond_nbd_refined 0.136
    r_metal_ion_refined 0.173
    r_symmetry_vdw_refined 0.288
    r_symmetry_vdw_other 0.236
    r_symmetry_hbond_refined 0.179
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 4574
    Nucleic Acid Atoms 0
    Heterogen Atoms 16
    Solvent Atoms 751
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) CCP4 (SCALA, TRUNCATE)
    Structure Solution SOLVE
    Structure Refinement REFMAC 5.0
     
    Software
    refinement REFMAC version: 5.0
    model building SOLVE