POP-OUT | CLOSE

An Information Portal to 110071 Biological Macromolecular Structures

X-RAY DIFFRACTION
Materials and Methods page
2C7R
  •   Crystallization Hide
    Crystallization Experiments
    pH 5.6
    Details 50 MM NA CITRATE PH 5.6, 1.7 M AMMONIUM SULFATE, 5 % GLUCOSE
     
  •   Crystal Data Hide
    Unit Cell
    Length    (Å) Angle    (°)
    a = 95.62 α = 90
    b = 95.62 β = 90
    c = 315.76 γ = 120
     
    Space Group
    Space Group Name:    H 3 2
     
     
  •   Diffraction Hide
    Diffraction Experiment
    Diffrn ID 1
    Data Collection Temperature 100
     
    Diffraction Detector
    Detector CCD
    Type MARRESEARCH
     
    Diffraction Radiation
    Monochromator SI(111)
    Diffraction Protocol SINGLE WAVELENGTH
     
    Diffraction Source
    Source SYNCHROTRON
    Type ESRF BEAMLINE ID13
    Wavelength 0.9755
    Site ESRF
    Beamline ID13
     
     
  •   Refinement Data Hide
    Reflection Details
    Observed Criterion Sigma(I) 2.8
    Resolution(High) 1.9
    Resolution(Low) 29.5
    Number Reflections(Observed) 44234
    Percent Possible(Observed) 99.9
    R Merge I(Observed) 0.07
    B(Isotropic) From Wilson Plot 11.8
    Redundancy 6.0
     
    High Resolution Shell Details
    Resolution(High) 1.9
    Resolution(Low) 2.0
    Percent Possible(All) 99.6
    R Merge I(Observed) 0.24
    Mean I Over Sigma(Observed) 2.8
    Redundancy 6.0
     
     
  •   Refinement Hide
    Refinement Statistics
    Structure Solution Method MOLECULAR REPLACEMENT
    reflnsShellList 1.9
    Resolution(Low) 29.5
    Cut-off Sigma(F) 0.0
    Number of Reflections(Observed) 44234
    Number of Reflections(R-Free) 4476
    Percent Reflections(Observed) 99.8
    R-Factor(Observed) 0.199
    R-Work 0.199
    R-Free 0.217
    R-Free Selection Details RANDOM
     
    Temperature Factor Modeling
    Isotropic Thermal Model RESTRAINED
    Mean Isotropic B Value 18.5
    Anisotropic B[1][1] 1.13
    Anisotropic B[1][2] 0.87
    Anisotropic B[1][3] 0.0
    Anisotropic B[2][2] 1.13
    Anisotropic B[2][3] 0.0
    Anisotropic B[3][3] -2.26
     
    Resolution Shells
    Refinement method X-RAY DIFFRACTION
    Shell Resolution(High) 1.9
    Shell Resolution(Low) 2.02
    Number of Reflections(R-Free) 750
    Number of Reflections(R-Work) 6512
    R-Factor(R-Work) 0.238
    R-Factor(R-Free) 0.243
    R-Free Error 0.009
    Percent Reflections(Observed) 99.4
     
    RMS Deviations
    Parameter Type Deviation from Ideal
    c_scangle_it 2.01
    c_scbond_it 1.28
    c_mcangle_it 1.31
    c_mcbond_it 0.82
    c_improper_angle_d 1.16
    c_bond_d 0.006
    c_angle_deg 1.2
    c_dihedral_angle_d 22.7
     
    Coordinate Error
    Luzzati ESD(Observed) 0.21
    Luzzati Sigma A(Observed) 0.17
    Luzzati Resolution Cutoff(Low) 5.0
    Luzzati ESD(R-Free Set) 0.24
    Luzzati Sigma A(R-Free Set) 0.17
     
    Number of Non-Hydrogen Atoms Used in Refinement
    Protein Atoms 2603
    Nucleic Acid Atoms 497
    Heterogen Atoms 91
    Solvent Atoms 271
     
     
  •   Software and Computing Hide
    Computing
    Data Reduction (intensity integration) MOSFLM
    Data Reduction (data scaling) CCP4 (SCALA)
    Structure Solution AMORE
    Structure Refinement CNS 1.0
     
    Software
    refinement CNS version: 1.0
    model building AMORE