3QQB

Crystal structure of HA2 R106H mutant of H2 hemagglutinin, neutral pH form

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRL BEAMLINE BL9-2
Synchrotron site	SSRL
Beamline	BL9-2
Temperature [K]	100
Detector technology	CCD
Collection date	2009-01-09
Detector	MARMOSAIC 325 mm CCD
Wavelength(s)	0.91837
Spacegroup name	P 63
Unit cell lengths	70.288, 70.288, 237.136
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	35.000 - 1.970
R-factor	0.18713
Rwork	0.185
R-free	0.22680
Structure solution method	MOLECULAR REPLACEMENT
RMSD bond length	0.014
RMSD bond angle	1.472
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	PHASER (1.3.3)
Refinement software	REFMAC (5.2.0019)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	35.000	35.000	2.040
High resolution limit [Å]	1.970	4.240	1.970
Rmerge	0.065	0.038	0.432
Number of reflections	46401
<I/σ(I)>	16.1
Completeness [%]	99.7	98.6	99.2
Redundancy	8.1	8.2	5.7

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	8.1	295.5	28% PEG 3000, 0.1M Tris, pH 8.1, VAPOR DIFFUSION, SITTING DROP, temperature 295.5K