6EUW

Crystal structure of the cap-binding domain of the PB2 subunit of influenza A/H5N1 polymerase bound to an azaindazole inhibitor

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	0.2 M di NaH phosphate and 20% PEG3350

Crystal Properties
Matthews coefficient	Solvent content
2.16	43.09

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 62.49	α = 90
b = 62.49	β = 90
c = 69.97	γ = 120

Symmetry
Space Group	P 61

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-F		2013-03-09	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID23-1	1.0615	ESRF	ID23-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Sym I (Observed)	CC (Half)	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	54.12	94	0.065	0.996	12.61	4.46		74557

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1	1.06	70.8		0.508	0.846	1.46	2.04

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	4CB7	1	54.12	74557	3907	93.98	0.14063	0.13945	0.16376	RANDOM	19.689

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]
0.27	0.14		0.27		-0.88

RMS Deviations
Key	Refinement Restraint Deviation
r_sphericity_free	31.36
r_dihedral_angle_2_deg	27.719
r_dihedral_angle_4_deg	13.613
r_dihedral_angle_3_deg	12.954
r_sphericity_bonded	9.502
r_dihedral_angle_1_deg	5.839
r_long_range_B_other	3.283
r_long_range_B_refined	3.281
r_scangle_other	2.728
r_scbond_it	2.297
r_scbond_other	2.297
r_mcangle_it	2.111
r_mcangle_other	2.11
r_rigid_bond_restr	1.675
r_angle_refined_deg	1.587
r_mcbond_it	1.575
r_mcbond_other	1.553
r_angle_other_deg	1.101
r_chiral_restr	0.098
r_bond_refined_d	0.01
r_gen_planes_refined	0.008
r_gen_planes_other	0.003
r_bond_other_d	0.002
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_scangle_it

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	1226
Nucleic Acid Atoms
Solvent Atoms	151
Heterogen Atoms	41

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
XSCALE	data scaling
PHASER	phasing