Experiment: 5CUQ

Identification and characterization of novel broad spectrum inhibitors of the flavivirus methyltransferase

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	4R05

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	EVAPORATION	5.6	298	50 mM sodium citrate, pH 5.6, 24-30% PEG 4,000, 5% saturated ammonium sulfate, 10% glycerol, 0-20% DMSO, and 5 mM DTT

Crystal Properties
Matthews coefficient	Solvent content
2.23	44.89

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 47.337	α = 90
b = 99.299	β = 99.2
c = 57.849	γ = 90

Symmetry
Space Group	P 1 21 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	MARMOSAIC 325 mm CCD		2015-03-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL14-1	1.08754	SSRL	BL14-1

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	1.696	39.38	99.9	0.065	0.065	16.9	2.9		58087

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Cut-off Sigma (F)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	4R05	1.696	39.38	1.34	58027	2000	99.47	0.1957	0.1949	0.1955	0.218	0.2187

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]

RMS Deviations
Key	Refinement Restraint Deviation
f_dihedral_angle_d	21.038
f_angle_d	0.897
f_chiral_restr	0.053
f_bond_d	0.007
f_plane_restr	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	4094
Nucleic Acid Atoms
Solvent Atoms	500
Heterogen Atoms	56

Software

Software
Software Name	Purpose
PHENIX	refinement
Blu-Ice	data collection
HKL-2000	data scaling
PHASER	phasing