4M84

Calcium-Dependent Protein Kinase 1 from Toxoplasma gondii (TgCDPK1) in complex with inhibitor UW1455

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	3SX9	PDB ENTRY 3SX9

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	298	24% PEG 3350, 0.275 M ammonium citrate, 5 mM DTT, 2 mM UW1455, pH 7.5, vapor diffusion, sitting drop, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.07	40.69

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.12	α = 90
b = 73.18	β = 99.77
c = 66.01	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		2013-03-07	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL14-1	1.127	SSRL	BL14-1

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	1.998	48.673	94.6	0.058	10	3.7		28948			37.3

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	PDB ENTRY 3SX9	1.998	48.67	28905	1448	94.19	0.201	0.198	0.257	RANDOM	54.6328

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]
-0.87		0.56	0.58		0.18

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.516
r_dihedral_angle_3_deg	16.781
r_dihedral_angle_4_deg	16.212
r_dihedral_angle_1_deg	5.67
r_mcangle_it	2.983
r_mcbond_it	1.987
r_mcbond_other	1.987
r_angle_refined_deg	1.434
r_angle_other_deg	0.794
r_chiral_restr	0.081

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.516
r_dihedral_angle_3_deg	16.781
r_dihedral_angle_4_deg	16.212
r_dihedral_angle_1_deg	5.67
r_mcangle_it	2.983
r_mcbond_it	1.987
r_mcbond_other	1.987
r_angle_refined_deg	1.434
r_angle_other_deg	0.794
r_chiral_restr	0.081
r_bond_refined_d	0.012
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3698
Nucleic Acid Atoms
Solvent Atoms	86
Heterogen Atoms	23

Software

Software
Software Name	Purpose
SCALA	data scaling
PHASER	phasing
REFMAC	refinement
PDB_EXTRACT	data extraction
Blu-Ice	data collection
MOSFLM	data reduction

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.