4YPI

Structure of Ebola virus nucleoprotein N-terminal fragment bound to a peptide derived from Ebola VP35

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293	streak seeding in well solution containing 100 mM Tris pH 7.2, 50 mM Hepes pH 7, and 23% PEG400

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 149.752	α = 90
b = 194.818	β = 90
c = 347.684	γ = 90

Symmetry
Space Group	F 2 2 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	CCD	ADSC QUANTUM 315r	Three data sets were used	2014-03-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	APS BEAMLINE 19-ID	0.990	APS	19-ID

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	R Sym 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	3.7	25	84.7	0.115	0.115	6.8	4.3	27102	23161		-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	3.7	3.72	10.2		0.242	2	1.5

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	SAD	THROUGHOUT	3.71	25	21925	1163	84.75	0.2546	0.2529	0.285	RANDOM	153.465

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]
-1.04			1.92		-0.88

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	33.073
r_dihedral_angle_3_deg	15.443
r_dihedral_angle_4_deg	12.196
r_mcangle_it	5.594
r_dihedral_angle_1_deg	5.237
r_mcbond_it	3.08
r_mcbond_other	3.08
r_angle_refined_deg	1.012
r_angle_other_deg	0.934
r_chiral_restr	0.056
r_bond_refined_d	0.006
r_gen_planes_refined	0.004
r_bond_other_d	0.003
r_gen_planes_other	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	11780
Nucleic Acid Atoms
Solvent Atoms
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
HKL-2000	data collection
HKL-2000	data scaling
PDB_EXTRACT	data extraction
HKL-3000	data scaling
HKL-3000	phasing
SHELXDE	phasing
HKL-3000	data reduction