7VC5

Toxoplasma gondii Prolyl-tRNA Synthetase (TgPRS) in Complex with inhibitor T35 and Febrifugine (FF) at 1.61 A resolution

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	7F9S

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	0.1 M Amino acids (0.2M DL-Glutamic acid monohydrate, 0.2M DL-Alanine, 0.2M Glycine, 0.2M DL-Lysine monohydrochloride and 0.2M DL-Serine), 0.1 M Buffer (Imidazole; MES monohydrate), 30 % v/v Precipitant (40% v/v Ethylene glycol, 20% w/v PEG 8000)

Crystal Properties
Matthews coefficient	Solvent content
2.53	51.42

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 115.194	α = 90
b = 73.092	β = 111.57
c = 74.936	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	PIXEL	DECTRIS PILATUS3 6M		2019-12-06	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I24	0.9686	Diamond	I24

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	Rrim I (All)	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	1.61	60.38	99.9	0.05	1	15.4	6.7		74455

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	Rrim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.61	1.64	100		2.511	0.3		6.6

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	R-Free	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	7F9S	1.612	53.562	1.35	74242	3638	99.62	0.1665	0.165	0.1956	43.699

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]

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3888
Nucleic Acid Atoms
Solvent Atoms	310
Heterogen Atoms	100

Software

Software
Software Name	Purpose
PHENIX	refinement
PDB_EXTRACT	data extraction
autoPROC	data reduction
autoPROC	data scaling
PHASER	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 R01GM157729.