4N38

Structure of langerin CRD I313 D288 complexed with GlcNAc-beta1-3Gal-beta1-4GlcNAc-beta-CH2CH2N3

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL11-1
Synchrotron site	SSRL
Beamline	BL11-1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2012-05-07
Detector	PSI PILATUS 6M
Wavelength(s)	0.97945
Spacegroup name	P 42
Unit cell lengths	79.030, 79.030, 91.390
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	39.560 - 2.000
R-factor	0.1838
Rwork	0.181
R-free	0.23320
Structure solution method	FOURIER SYNTHESIS
Starting model (for MR)	3p5g
RMSD bond length	0.008
RMSD bond angle	1.112
Data reduction software	XDS
Data scaling software	SCALA (3.3.16)
Phasing software	PHENIX
Refinement software	PHENIX (1.7.3_928)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	39.560	39.560	2.110
High resolution limit [Å]	2.000	6.330	2.000
Rmerge		0.018	0.218
Total number of observations		5358	25312
Number of reflections	37595
<I/σ(I)>	25.1	31	3.6
Completeness [%]	99.1	98.7	98.7
Redundancy	4.6	4.3	4.6

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7	295	Protein solution: 2.3-4.0 mg/mL langerin, 2.5 mM CaCl2, 10-100 mM Tris (pH 8.0), 25 mM NaCl and 15mM TR55. The reservoir solution contained 0.1 M HEPES (pH 7.0), 0.1-0.2 M MgCl2, and 20-35% polyethylene glycol 3350, VAPOR DIFFUSION, HANGING DROP, temperature 295K