7OJ4

Crystal structure of apo NS3 helicase from tick-borne encephalitis virus

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		293	0.1 M Bis Tris Propane pH 6.5, 0.2 M Sodium acetate trihydrate, 20% w/v PEG 3350, 10% v/v Ethylene glycol

Crystal Properties
Matthews coefficient	Solvent content
2.47	50.2

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 73.298	α = 90
b = 73.298	β = 90
c = 196.048	γ = 90

Symmetry
Space Group	P 41 21 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		2020-07-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	BESSY BEAMLINE 14.1	0.918400	BESSY	14.1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.828	49.06	99.9	1	2.22	20		48205

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.83	1.94	99.3		0.865

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 (All)	R-Work	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	FREE R-VALUE	6ADW	1.828	49.06	48205	2366	99.83	0.183	0.1808	0.2291	43.364

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]
-0.029			-0.029		0.058

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	29.291
r_dihedral_angle_4_deg	20.65
r_dihedral_angle_3_deg	14.902
r_scangle_it	10.912
r_scangle_other	10.91
r_lrange_other	10.058
r_lrange_it	10.045
r_scbond_it	9.855
r_scbond_other	9.853
r_rigid_bond_restr	9.358
r_mcangle_it	8.663
r_mcangle_other	8.662
r_mcbond_it	8.003
r_mcbond_other	7.997
r_dihedral_angle_1_deg	7.678
r_angle_refined_deg	1.934
r_angle_other_deg	1.802
r_nbd_refined	0.22
r_symmetry_nbd_other	0.22
r_nbtor_refined	0.176
r_xyhbond_nbd_refined	0.155
r_symmetry_xyhbond_nbd_other	0.137
r_symmetry_xyhbond_nbd_refined	0.129
r_nbd_other	0.128
r_chiral_restr	0.108
r_symmetry_nbtor_other	0.086
r_symmetry_nbd_refined	0.065
r_bond_other_d	0.018
r_bond_refined_d	0.016
r_gen_planes_refined	0.01
r_gen_planes_other	0.008

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3366
Nucleic Acid Atoms
Solvent Atoms	206
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
SCALA	data scaling
MOLREP	phasing