8B58

Crystal Structure of Cyclophilin TgCyp23 from Toxoplasma gondii in complex with Cyclosporin A

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP		291	0.1M citric acid pH 3.5, and 25% polyethylene glycol 3350

Crystal Properties
Matthews coefficient	Solvent content
2.13	42.32

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 38.4	α = 90
b = 119.424	β = 103.62
c = 46.35	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	PIXEL	DECTRIS PILATUS 6M		2022-05-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ALBA BEAMLINE XALOC	0.97918	ALBA	XALOC

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (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	1.1	45.09	99.8	0.043	1	16.8	6.6		154928

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.1	1.12	99		1.13	0.71	1.6	6.3

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	AB INITIO PHASING	THROUGHOUT	1.1	45.09	154928	8309	99.76	0.13359	0.13257	0.15301	RANDOM	18.304

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]
0.56		1	-0.67		-0.34

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	30.295
r_dihedral_angle_4_deg	16.589
r_dihedral_angle_3_deg	9.964
r_dihedral_angle_1_deg	6.337
r_long_range_B_refined	2.838
r_long_range_B_other	2.314
r_rigid_bond_restr	1.771
r_scangle_other	1.649
r_angle_refined_deg	1.571
r_mcangle_it	1.483
r_mcangle_other	1.483
r_scbond_it	1.3
r_scbond_other	1.3
r_angle_other_deg	1.17
r_mcbond_it	1.073
r_mcbond_other	1.073
r_chiral_restr	0.105
r_bond_refined_d	0.01
r_gen_planes_refined	0.008
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3256
Nucleic Acid Atoms
Solvent Atoms	470
Heterogen Atoms

Software

Software
Software Name	Purpose
REFMAC	refinement
XDS	data reduction
Aimless	data scaling
PHASER	phasing