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1EFX

STRUCTURE OF A COMPLEX BETWEEN THE HUMAN NATURAL KILLER CELL RECEPTOR KIR2DL2 AND A CLASS I MHC LIGAND HLA-CW3

Experimental procedure
Experimental methodSINGLE WAVELENGTH
Source typeSYNCHROTRON
Source detailsNSLS BEAMLINE X9B
Synchrotron siteNSLS
BeamlineX9B
Temperature [K]93
Detector technologyCCD
Collection date1999-07-25
DetectorADSC QUANTUM 4
Spacegroup nameP 21 21 21
Unit cell lengths68.540, 90.330, 207.270
Unit cell angles90.00, 90.00, 90.00
Refinement procedure
Resolution10.000 - 3.000
R-factor0.209
Rwork0.231
R-free0.29400
Structure solution methodMOLECULAR REPLACEMENT
Starting model (for MR)KIR2DL2 (PDB ENTRY 2DL2) and HLA-A2 (PDB ENTRY 1B0G)
RMSD bond length0.008
RMSD bond angle25.300

*

Data reduction softwareDENZO
Data scaling softwareSCALEPACK
Phasing softwareAMoRE
Refinement softwareCNS (0.9)
Data quality characteristics
 OverallOuter shell
Low resolution limit [Å]30.0003.110
High resolution limit [Å]3.0003.000
Rmerge0.0730.327
Number of reflections245171976

*

<I/σ(I)>15.62
Completeness [%]92.175.4
Redundancy4.22.2
Crystallization Conditions
crystal IDmethodpHtemperaturedetails
1VAPOR DIFFUSION, HANGING DROP6.5298PEG 20000, calcium chloride, sodium cacodylate, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 298K
Crystallization Reagents in Literatures
IDcrystal IDsolutionreagent nameconcentration (unit)details
11dropprotein10 (mg/ml)
21reservoirPEG200006 (%)
31reservoir50 (mM)
41reservoirsodium cacodylate50 (mM)

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