5XIP

Crystal Structure of Eimeria tenella Prolyl-tRNA Synthetase (EtPRS) in complex with Halofuginone

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	6.5	293	10%(w/v) PEG 4K, 20%(v/v) glycerol, 0.03M of each divalent cation and 0.1M MES/imidazole

Crystal Properties
Matthews coefficient	Solvent content
3.44	64.28

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 138.757	α = 90
b = 138.757	β = 90
c = 425.671	γ = 120

Symmetry
Space Group	H 3

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 225 mm CCD		2016-02-26	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE BM14	0.9762	ESRF	BM14

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	3.1	50	95.7	0.099	7.8	4		53383

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	3.1	3.15	97.8		0.509		3.9

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 (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	4TWA	3.1	41.77	51005	2003	95.55	0.182	0.1801	0.2301	RANDOM	58.803

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]
-13			-13		25.99

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.91
r_dihedral_angle_3_deg	18.631
r_dihedral_angle_4_deg	16.305
r_dihedral_angle_1_deg	7.013
r_angle_refined_deg	1.61
r_chiral_restr	0.102
r_bond_refined_d	0.011
r_gen_planes_refined	0.007

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	14786
Nucleic Acid Atoms
Solvent Atoms	16
Heterogen Atoms	224

Software

Software
Software Name	Purpose
MxCuBE	data collection
HKL-2000	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
MxCuBE	data reduction
HKL	data scaling

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.