2XU0

Crystal structure of the NTS-DBL1(alpha-1) domain of the Plasmodium falciparum membrane protein 1 (PfEMP1) from the varO strain.

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SOLEIL BEAMLINE PROXIMA 1
Synchrotron site	SOLEIL
Beamline	PROXIMA 1
Temperature [K]	180
Detector technology	CCD
Collection date	2009-04-19
Detector	ADSC CCD
Spacegroup name	P 41 21 2
Unit cell lengths	93.248, 93.248, 126.980
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	28.720 - 2.060
R-factor	0.1835
Rwork	0.182
R-free	0.21610
Structure solution method	MAD
Starting model (for MR)	NONE
RMSD bond length	0.010
RMSD bond angle	1.060
Data reduction software	XDS
Data scaling software	SCALA
Phasing software	autoSHARP
Refinement software	BUSTER (2.9.3)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	34.580	2.100
High resolution limit [Å]	2.060	2.060
Rmerge	0.050	0.580
Number of reflections	35051
<I/σ(I)>	16.7	1.8
Completeness [%]	99.4	98.7
Redundancy	4.7	2.9

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION			VAPOUR DIFFUSION WITH 10 MG/ML PROTEIN AND 0.2M NACL, WITH 1.2 MOLAR EXCESS HEPARIN 5KD, AGAINST 10% PEG3350, 0.2M L-PRO, 0.1M HEPES, PH 7.5
1	VAPOR DIFFUSION			VAPOUR DIFFUSION WITH 10 MG/ML PROTEIN AND 0.2M NACL, WITH 1.2 MOLAR EXCESS HEPARIN 5KD, AGAINST 10% PEG3350, 0.2M L-PRO, 0.1M HEPES, PH 7.5