6EQA

HLA class I histocompatibility antigen

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	DIAMOND BEAMLINE I04-1
Synchrotron site	Diamond
Beamline	I04-1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2011-04-09
Detector	DECTRIS PILATUS 2M
Wavelength(s)	0.9173
Spacegroup name	P 43
Unit cell lengths	121.400, 121.400, 82.320
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	68.130 - 3.160
R-factor	0.1896
Rwork	0.186
R-free	0.26300
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3hg1
RMSD bond length	0.013
RMSD bond angle	1.431
Data reduction software	XDS
Data scaling software	SCALA (3.3.16)
Phasing software	PHASER (2.1.4)
Refinement software	REFMAC

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	82.320	82.320	3.240
High resolution limit [Å]	3.160	14.130	3.160
Rmerge	0.119	0.038	0.727
Number of reflections	20733
<I/σ(I)>	13.4
Completeness [%]	100.0	99.5	100
Redundancy	6.6	6.2	6.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		291	0.1 M HEPES pH 7.5, 25% PEG 4000 and 15% glycerol