2VY7

The 627-domain from influenza A virus polymerase PB2 subunit

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1				1 MICROLITRE OF 2.4 MG/ML PROTEIN SOLUTION IN 10 MM TRIS-HCL PH 7.0 AND 200 MM NACL WITH 1 MICROLITRE OF 100 MM CITRIC ACID PH 4.0-7.0 AND 1.4-1.6 M AMMONIUM SULFATE SOLUTION

Crystal Properties
Matthews coefficient	Solvent content
1.8	33

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.39	α = 90
b = 45.02	β = 105.45
c = 60	γ = 90

Symmetry
Space Group	C 1 2 1

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	MARRESEARCH		2007-09-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14		ESRF	BM14

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	1.53	58	97.6	0.04	20.2	3.67		36025

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	1.53	1.58	77.3		0.17	5.3	2.28

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	SAD	THROUGHOUT	NONE	1.53	57.83	17685	960	98.6	0.146	0.144	0.185	RANDOM	7.51

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]
0.01		0.27	-0.15		0.29

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.852
r_dihedral_angle_4_deg	16.658
r_dihedral_angle_3_deg	11.92
r_dihedral_angle_1_deg	5.778
r_scangle_it	3.894
r_scbond_it	2.565
r_mcangle_it	1.72
r_angle_refined_deg	1.573
r_mcbond_it	1.354
r_angle_other_deg	0.968
r_symmetry_hbond_refined	0.334
r_symmetry_vdw_other	0.292
r_nbd_refined	0.257
r_xyhbond_nbd_refined	0.195
r_nbd_other	0.193
r_nbtor_refined	0.186
r_symmetry_vdw_refined	0.174
r_nbtor_other	0.087
r_chiral_restr	0.086
r_bond_refined_d	0.015
r_gen_planes_refined	0.007
r_gen_planes_other	0.002
r_bond_other_d	0.001
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_mcangle_other
r_scbond_other
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	1219
Nucleic Acid Atoms
Solvent Atoms	174
Heterogen Atoms

Software

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