Experiment: 6JWY

Crystal structure of Plasmodium falciparum HPPK-DHPS A437G with SDX-DHP

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	6JWQ

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	MICROBATCH	9	298	0.1 M bicine buffer pH 9.0, 0.5-0.6 M Ca acetate and 20%w/v PEG4000

Crystal Properties
Matthews coefficient	Solvent content
2.7	54.52

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 98.433	α = 90
b = 137.153	β = 90
c = 137.738	γ = 90

Symmetry
Space Group	P 21 21 21

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	ADSC QUANTUM 315		2013-03-27	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSRRC BEAMLINE BL13B1	1	NSRRC	BL13B1

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	2.5	30	98.3	0.041	18	3.9		63915

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	2.5	2.59	88.6		0.418		3.4

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	6JWQ	2.5	28.95	51198	2680	82.79	0.2098	0.2092	0.1997	0.2209	0.2147	RANDOM	51.158

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]
1.26			-1.01		-0.25

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.699
r_dihedral_angle_3_deg	19.808
r_dihedral_angle_4_deg	17.956
r_dihedral_angle_1_deg	8.006
r_angle_refined_deg	1.392
r_chiral_restr	0.108
r_bond_refined_d	0.006
r_gen_planes_refined	0.006

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	8823
Nucleic Acid Atoms
Solvent Atoms	250
Heterogen Atoms	168

Software

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