4BSI

H7N3 Avian Influenza Virus Haemagglutinin in Complex with Avian Receptor Analogue 3'-SLN

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1TI8	PDB ENTRY 1TI8

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1			291	291 K, 0.1 M PIPES PH 7.0, 2.2 M AMMONIUM SULFATE, 1% PEG 400

Crystal Properties
Matthews coefficient	Solvent content
3.55	65

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 116.365	α = 90
b = 116.365	β = 90
c = 297.213	γ = 120

Symmetry
Space Group	H 3 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M			M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04		Diamond	I04

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	2.62	59.88	100	0.1	13.83	8.7		23708		2.1

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	2.62	2.75	100		0.64	2.1	5

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	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	PDB ENTRY 1TI8	2.62	59.88	22386	1210	99.49	0.21734	0.21473	0.26902	RANDOM	85.204

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]
0.24	0.24		0.24		-0.78

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.553
r_dihedral_angle_4_deg	19.221
r_dihedral_angle_3_deg	17.44
r_dihedral_angle_1_deg	6.043
r_scbond_it	2.161
r_mcangle_it	1.68
r_angle_refined_deg	1.124
r_mcbond_it	0.996
r_mcbond_other	0.996
r_angle_other_deg	0.691
r_chiral_restr	0.063
r_bond_refined_d	0.006
r_gen_planes_refined	0.003
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcangle_other
r_scbond_other
r_scangle_it
r_scangle_other
r_long_range_B_refined
r_long_range_B_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3798
Nucleic Acid Atoms
Solvent Atoms	49
Heterogen Atoms	162

Software

Software
Software Name	Purpose
REFMAC	refinement
xia2	data reduction
xia2	data scaling
PHASER	phasing