6E09

Crystal Structure of Helicobacter pylori TlpA Chemoreceptor Ligand Binding Domain

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 34-ID
Synchrotron site	APS
Beamline	34-ID
Temperature [K]	100
Detector technology	CCD
Collection date	2014-07-18
Detector	ADSC QUANTUM 4
Wavelength(s)	0.97
Spacegroup name	P 1 21 1
Unit cell lengths	63.501, 72.354, 132.921
Unit cell angles	90.00, 93.26, 90.00

Refinement procedure

Resolution	26.703 - 2.300
R-factor	0.192
Rwork	0.190
R-free	0.24640
Structure solution method	SIRAS
RMSD bond length	0.014
RMSD bond angle	1.300
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHENIX
Refinement software	PHENIX ((1.13_2998: ???))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	27.000	2.340
High resolution limit [Å]	2.300	2.300
Rmerge	0.150	1.750
Rpim	0.059	0.703
Number of reflections	97102
<I/σ(I)>	13.2	4.3
Completeness [%]	99.9	99.6
Redundancy	23
CC(1/2)	0.998	0.948

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	7.5	277	19% PEG 3350, 0.15M AmNO3, 0.15M NaCl, 25mM HEPES pH 7.5, 2mM DTT