4F1K

Crystal structure of the MG2+ free VWA domain of plasmodium falciparum trap protein

X-RAY DIFFRACTION

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Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	7	293	25% PEG 3350, 0.1M HEPES, 0.2M lithium sulfate, pH 7.0, VAPOR DIFFUSION, SITTING DROP, temperature 293.0K

Crystal Properties
Matthews coefficient	Solvent content
2.29	46.26

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 89.434	α = 90
b = 89.434	β = 90
c = 104.232	γ = 90

Symmetry
Space Group	P 43 21 2

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	MARMOSAIC 225 mm CCD	THE OPTICAL ELEMENTS CONSIST OF A VERTICALLY COLLIMATING MIRROR (M1, FOCUS AT INFINITY) FOLLOWED BY A BARTELS MONOCHROMATOR WITH DUAL CHANNEL CUT CRYSTALS (DCCM) IN (+--+) GEOMETRY, AND A TOROIDAL MIRROR (M2) TO VERTICALLY AND HORIZONTALLY FOCUS THE BEAM AT THE SAMPLE POSITION (WITH 2:1 HORIZONTAL DEMAGNIFICATION)	2010-05-24	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	SLS BEAMLINE X06DA	1.0	SLS	X06DA

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	1.87	50	99.6	0.1	11.49	4.28	66642		-3	-3

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	1.87	1.99	98		0.645	2.24	4.18	10559

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	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	SIRAS	THROUGHOUT	1.87	30	35374	33607	1767	100	0.19013	0.19013	0.18769	0.23663	RANDOM	13.7

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]
-0.08			-0.08		0.16

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	37.705
r_dihedral_angle_3_deg	12.114
r_dihedral_angle_4_deg	9.183
r_dihedral_angle_1_deg	6.428
r_scangle_it	3.522
r_scbond_it	2.376
r_angle_refined_deg	1.601
r_mcangle_it	1.389
r_angle_other_deg	1.041
r_mcbond_it	1.018
r_mcbond_other	0.272
r_symmetry_vdw_other	0.26
r_nbd_refined	0.203
r_nbd_other	0.199
r_nbtor_refined	0.171
r_symmetry_hbond_refined	0.166
r_xyhbond_nbd_refined	0.162
r_symmetry_vdw_refined	0.113
r_chiral_restr	0.107
r_nbtor_other	0.086
r_bond_refined_d	0.017
r_gen_planes_refined	0.006
r_bond_other_d	0.002
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	3074
Nucleic Acid Atoms
Solvent Atoms	281
Heterogen Atoms	84

Software

Software
Software Name	Purpose
MAR345dtb	data collection
SHARP	phasing
REFMAC	refinement
XDS	data reduction
XDS	data scaling