3V51 | pdb_00003v51

Calcium-Dependent Protein Kinase 1 from Toxoplasma gondii (TgCDPK1) in complex with inhibitor RM-1-176

X-RAY DIFFRACTION

---

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	298	24% PEG 3350, 0.250 M ammonium citrate, 5 mM DTT, 2.3 mM RM-1-176, pH 7.5, vapor diffusion, sitting drop, temperature 298K

Crystal Properties
Matthews coefficient	Solvent content
2.08	40.78

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 48.317	α = 90
b = 72.619	β = 103.9
c = 67.356	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		2010-12-10	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SSRL BEAMLINE BL12-2	0.97945	SSRL	BL12-2

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (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	1.948	39.398	97.6	0.068	13.5	4.2	32294	32294

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.95	2.05	93		0.673	0.673	1.1	4	4466

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 (Depositor)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1.95	37.23	32270	1664	97.32	0.1985	0.1965	0.2341	0.2204	RANDOM	36.7158

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]
0.34		0.74	-0.09		0.11

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	36.93
r_dihedral_angle_4_deg	17.719
r_dihedral_angle_3_deg	14.338
r_dihedral_angle_1_deg	5.088
r_angle_refined_deg	1.205
r_angle_other_deg	0.844
r_chiral_restr	0.07
r_bond_refined_d	0.009
r_gen_planes_refined	0.004
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3654
Nucleic Acid Atoms
Solvent Atoms	76
Heterogen Atoms	32

Software

Software
Software Name	Purpose
SCALA	data scaling
REFMAC	refinement
PDB_EXTRACT	data extraction
Blu-Ice	data collection
XSCALE	data scaling