1P65

Crystal structure of the nucleocapsid protein of porcine reproductive and respiratory syndrome virus (PRRSV)

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	288	PEG3350, pH 6.5, VAPOR DIFFUSION, HANGING DROP, temperature 288K

Crystal Properties
Matthews coefficient	Solvent content
2.21	44.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 44.657	α = 90
b = 44.657	β = 90
c = 125.347	γ = 120

Symmetry
Space Group	P 32 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		2002-11-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	EMBL/DESY, HAMBURG BEAMLINE BW7A	1.74	EMBL/DESY, HAMBURG	BW7A

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	2.6	25	99	0.041	24.6	19.9	4813	4813	-3	-3

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	2.6	2.68	100		0.22	12		389

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	S-SAD	THROUGHOUT	2.6	10	-2	4456	4456	210	100	0.2124	0.2124	0.20989	0.26659	RANDOM	18.847

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]
2.81	1.4		2.81		-4.21

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.704
r_scangle_it	3.54
r_scbond_it	2.109
r_angle_refined_deg	1.766
r_mcangle_it	1.176
r_mcbond_it	0.621
r_xyhbond_nbd_refined	0.272
r_nbd_refined	0.253
r_symmetry_vdw_refined	0.186
r_symmetry_hbond_refined	0.159

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_1_deg	6.704
r_scangle_it	3.54
r_scbond_it	2.109
r_angle_refined_deg	1.766
r_mcangle_it	1.176
r_mcbond_it	0.621
r_xyhbond_nbd_refined	0.272
r_nbd_refined	0.253
r_symmetry_vdw_refined	0.186
r_symmetry_hbond_refined	0.159
r_chiral_restr	0.129
r_bond_refined_d	0.015
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	894
Nucleic Acid Atoms
Solvent Atoms	24
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
DENZO	data reduction
SCALEPACK	data scaling
SOLVE	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.