3QQB

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

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
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

Crystal Properties
Matthews coefficient	Solvent content
2.99	58.82

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.288	α = 90
b = 70.288	β = 90
c = 237.136	γ = 120

Symmetry
Space Group	P 63

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	CCD	MARMOSAIC 325 mm CCD		2009-01-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL9-2	0.91837	SSRL	BL9-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.97	35	99.7	0.065	16.1	8.1		46401

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
	1.97	2.04	99.2		0.432		5.7

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.97	35	44030	2346	99.72	0.18713	0.18504	0.2268	RANDOM	37.403

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
1.06	0.53		1.06		-1.6

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.798
r_dihedral_angle_4_deg	19.594
r_dihedral_angle_3_deg	13.87
r_dihedral_angle_1_deg	6.19
r_scangle_it	4.115
r_scbond_it	2.486
r_mcangle_it	1.563
r_angle_refined_deg	1.472
r_mcbond_it	0.841
r_nbtor_refined	0.309
r_symmetry_hbond_refined	0.267
r_nbd_refined	0.202
r_xyhbond_nbd_refined	0.181
r_symmetry_vdw_refined	0.18
r_chiral_restr	0.101
r_bond_refined_d	0.014
r_gen_planes_refined	0.006
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3929
Nucleic Acid Atoms
Solvent Atoms	540
Heterogen Atoms	67

Software

Software
Software Name	Purpose
DENZO	data reduction
SCALEPACK	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
HKL-2000	data collection
HKL-2000	data reduction
HKL-2000	data scaling