1JA3

Crystal Structure of the Murine NK Cell Inhibitory Receptor Ly-49I


X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
IDMethodpHTemperatureDetails
1VAPOR DIFFUSION, HANGING DROP9.5298PEG 8000 12%, NaCl 0.2 M, CHESS 0.1 M, pH 9.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystal Properties
Matthews coefficientSolvent content
2.448.69

Crystal Data

Unit Cell
Length ( Å )Angle ( ˚ )
a = 91.733α = 90
b = 91.733β = 90
c = 89.584γ = 120
Symmetry
Space GroupH 3

Diffraction

Diffraction Experiment
ID #Crystal IDScattering TypeData Collection TemperatureDetectorDetector TypeDetailsCollection DateMonochromatorProtocol
11x-ray100CCDADSC QUANTUM 4mirrors2000-11-10MSINGLE WAVELENGTH
Radiation Source
ID #SourceTypeWavelength ListSynchrotron SiteBeamline
1SYNCHROTRONNSLS BEAMLINE X9B0.98NSLSX9B

Data Collection

Highest Resolution Shell
ID #Resolution (High)Resolution (Low)Percent Possible (All)Percent Possible (Observed)R Merge I (Observed)R-Sym I (Observed)Mean I Over Sigma (Observed)RedundancyNumber Unique Reflections (All)
35094.90.150.0610.245.84739

Refinement

Statistics
Diffraction IDStructure Solution MethodCross Validation methodStarting modelResolution (High)Resolution (Low)Cut-off Sigma (I)Number Reflections (All)Number Reflections (Observed)Number Reflections (R-Free)Percent Reflections (Observed)R-WorkR-FreeR-Free Selection DetailsMean Isotropic B
X-RAY DIFFRACTIONMOLECULAR REPLACEMENTTHROUGHOUTPDB ENTRY 1QO3329.7225162516229191.90.3330.308RANDOM73.7
Temperature Factor Modeling
Anisotropic B[1][1]Anisotropic B[1][2]Anisotropic B[1][3]Anisotropic B[2][2]Anisotropic B[2][3]Anisotropic B[3][3]
7.7514.477.75-15.51
RMS Deviations
KeyRefinement Restraint Deviation
c_dihedral_angle_d24.1
c_mcangle_it15.51
c_mcbond_it12.54
c_scangle_it3.64
c_scbond_it3.08
c_angle_deg1.9
c_improper_angle_d1.15
c_bond_d0.011
Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen AtomsNumber
Protein Atoms1920
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software NamePurpose
DENZOdata reduction
SCALAdata scaling
CNSrefinement
CCP4data scaling
CNSphasing