4N8V

Crystal structure of killer cell immunoglobulin-like receptor KIR2DS2 in complex with HLA-A

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	NSRRC BEAMLINE BL13B1
Synchrotron site	NSRRC
Beamline	BL13B1
Temperature [K]	298
Detector technology	CCD
Collection date	2013-10-10
Detector	ADSC QUANTUM 315r
Wavelength(s)	0.99997
Spacegroup name	P 21 21 21
Unit cell lengths	69.550, 94.670, 228.440
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	66.530 - 2.500
R-factor	0.22398
Rwork	0.222
R-free	0.25699
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	1q94 1im9
RMSD bond length	0.008
RMSD bond angle	1.315
Data reduction software	MOSFLM
Data scaling software	SCALA
Phasing software	AMoRE
Refinement software	REFMAC (5.7.0029)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	72.890	3.530	2.630
High resolution limit [Å]	2.500	3.230	2.500
Rmerge	0.176	0.169	0.584
Number of reflections	52897
<I/σ(I)>	7.5	9.1	2.4
Completeness [%]	94.7	99	99.5
Redundancy	7.4	7.6	7.4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	5.6	298	16% PEG 3350, 2% TACSIMATE, 0.1M TRI-SODIUM CITRATE, pH 5.6, VAPOR DIFFUSION, HANGING DROP, temperature 298K