8ZLD

Crystal structure of PfHO from Plasmodium falciparum at 2.78 A

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP		293.15	0.4M (NH4)2SO4, 0.65M Li2SO4, 0.1M sodium citrate tribasic dihydrate, pH 5.6

Crystal Properties
Matthews coefficient	Solvent content
2.2	44.18

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 54.91	α = 90
b = 55.37	β = 90
c = 162.4	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 210r		2012-04-21	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	PHOTON FACTORY BEAMLINE AR-NW12A	1.0000	Photon Factory	AR-NW12A

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rpim I (All)	CC (Half)	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	2.78	55.4	99.8	0.107	0.045	0.998	11.2	6.6		13064

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	2.78	2.93	99.5		0.715	0.779	2.3	6.4

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	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	SAD	THROUGHOUT	2.78	45.79	12443	573	99.64	0.20539	0.2027	0.26366	RANDOM	64.301

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]
-0.35			-4.12		4.47

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	39.361
r_dihedral_angle_4_deg	23.484
r_dihedral_angle_3_deg	19.795
r_long_range_B_refined	7.569
r_long_range_B_other	7.567
r_dihedral_angle_1_deg	6.165
r_scangle_other	3.982
r_mcangle_it	3.557
r_mcangle_other	3.557
r_scbond_it	2.394
r_scbond_other	2.367
r_mcbond_it	2.216
r_mcbond_other	2.215
r_angle_refined_deg	1.559
r_angle_other_deg	1.326
r_chiral_restr	0.075
r_bond_refined_d	0.009
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001
r_nbd_refined
r_nbd_other
r_nbtor_refined
r_nbtor_other
r_xyhbond_nbd_refined
r_xyhbond_nbd_other
r_metal_ion_refined
r_metal_ion_other
r_symmetry_vdw_refined
r_symmetry_vdw_other
r_symmetry_hbond_refined
r_symmetry_hbond_other
r_symmetry_metal_ion_refined
r_symmetry_metal_ion_other
r_scangle_it
r_rigid_bond_restr
r_sphericity_free
r_sphericity_bonded

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3076
Nucleic Acid Atoms
Solvent Atoms	15
Heterogen Atoms	10

Software

Software
Software Name	Purpose
REFMAC	refinement
MOSFLM	data reduction
Aimless	data scaling
PHASER	phasing