3UOW

Crystal Structure of PF10_0123, a GMP Synthetase from Plasmodium Falciparum

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7.5	293	16% PEG3350 0.2 M CaAcet 5 mM MgCl2 2.5 mM XMP 2 mM TCEP, pH 7.5, VAPOR DIFFUSION, SITTING DROP, temperature 293K

Crystal Properties
Matthews coefficient	Solvent content
2.17	43.44

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 43.158	α = 103.07
b = 67.76	β = 99.36
c = 99.825	γ = 94.33

Symmetry
Space Group	P 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	ADSC QUANTUM 270		2011-10-19	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	CHESS BEAMLINE F1	.91790	CHESS	F1

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	2.7	35	99	0.094	22	3.9		28348			74.8

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R-Sym I (Observed)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.7	2.75	98.9		0.76	2.35	3.9	1428

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (All)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (All)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	1GPM	2.72	30	28992	28331	1449	97.72	0.2605	0.2605	0.2585	0.2964	RANDOM	57.1479

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]
0.38	0.19		-0.39	2.78	1.29

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	34.175
r_dihedral_angle_3_deg	14.53
r_dihedral_angle_4_deg	11.772
r_dihedral_angle_1_deg	3.87
r_angle_refined_deg	0.854
r_scangle_it	0.663
r_mcangle_it	0.432
r_scbond_it	0.374
r_mcbond_it	0.233
r_chiral_restr	0.051
r_bond_refined_d	0.009
r_gen_planes_refined	0.002

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	7393
Nucleic Acid Atoms
Solvent Atoms	32
Heterogen Atoms	49

Software

Software
Software Name	Purpose
REFMAC	refinement
PDB_EXTRACT	data extraction
macChess	data collection
DENZO	data reduction
SCALEPACK	data scaling
BALBES	phasing