Experiment: 3SRI

Crystal structure of Plasmodium falciparum AMA1 in complex with a 29aa PfRON2 peptide

X-RAY DIFFRACTION

Starting Model(s)

Initial Refinement Model(s)
Type	Source	Accession Code	Details
experimental model	PDB	1Z40	PDB entry 1Z40

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, HANGING DROP	8.6	290	20% PEG 4000, 0.1M Tris/HCL, 0.1M sodium acetate, 20% isopropanol, pH 8.6, VAPOR DIFFUSION, HANGING DROP, temperature 290K

Crystal Properties
Matthews coefficient	Solvent content
2.06	40.36

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 70.724	α = 90
b = 38.137	β = 97.72
c = 72.078	γ = 90

Symmetry
Space Group	P 1 21 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	110	PIXEL	PSI PILATUS 6M		2011-02-28	M	SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	ESRF BEAMLINE ID29	0.95367	ESRF	ID29

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	1.6	46.97	94.9	0.056	12.7	3.2	48207	48207		-3	22.19

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	1.6	1.69	92.8		0.618	1.7	3.2	6821

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 (Depositor)	R-Work (DCC)	R-Free (Depositor)	R-Free (DCC)	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	MOLECULAR REPLACEMENT	THROUGHOUT	PDB entry 1Z40	1.6	35.04	48205	48205	2462	94.9	0.1772	0.1772	0.1763	0.1843	0.1948	0.2016	RANDOM	29.98

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]
-4.9819		-0.9063	-0.6906		5.6725

RMS Deviations
Key	Refinement Restraint Deviation
t_other_torsion	19.45
t_omega_torsion	3.69
o_angle_deg	1.04
o_bond_d	0.01

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2460
Nucleic Acid Atoms
Solvent Atoms	265
Heterogen Atoms

Software

Software
Software Name	Purpose
MxCuBE	data collection
AMoRE	phasing
BUSTER	refinement
XDS	data reduction
SCALA	data scaling