3FOW

Plasmodium Purine Nucleoside Phosphorylase V66I-V73I-Y160F Mutant

X-RAY DIFFRACTION

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Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1NW4

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1		7.5	292.15	0.2 M Magnesium chloride, 0.1 M HEPES sodium pH 7.5, 30% v/v 2-Propanol, VAPOR DIFFUSION, SITTING DROP, temperature 292.15K

Crystal Properties
Matthews coefficient	Solvent content
4.43	72.23

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 234.969	α = 90
b = 234.969	β = 90
c = 234.969	γ = 90

Symmetry
Space Group	I 41 3 2

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	110	CCD	ADSC QUANTUM 315		2008-01-01	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	NSLS BEAMLINE X29A		NSLS	X29A

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	2.8	50		0.117		13.3		27430			59.4

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	2.8	2.9			0.57	3.3	7.7

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	1NW4	2.8	35.42	25982	1376	99.9	0.167	0.165	0.202	RANDOM	43.88

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]

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	38.292
r_dihedral_angle_3_deg	17.611
r_dihedral_angle_4_deg	16.996
r_scangle_it	7.926
r_dihedral_angle_1_deg	6.257
r_scbond_it	5.543
r_mcangle_it	4.716
r_mcbond_it	2.948
r_angle_refined_deg	1.5
r_nbtor_refined	0.318
r_nbd_refined	0.194
r_symmetry_vdw_refined	0.181
r_xyhbond_nbd_refined	0.146
r_symmetry_hbond_refined	0.097
r_chiral_restr	0.094
r_bond_refined_d	0.011
r_gen_planes_refined	0.004
r_bond_other_d
r_angle_other_deg
r_gen_planes_other
r_nbd_other
r_nbtor_other
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_other
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_mcbond_other
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3559
Nucleic Acid Atoms
Solvent Atoms	77
Heterogen Atoms	58

Software

Software
Software Name	Purpose
CBASS	data collection
PHASER	phasing
REFMAC	refinement
HKL-2000	data reduction
HKL-2000	data scaling