4KK7

Structure of EccB1 from the type VII (ESX-1) secretion system of Mycobacterium tuberculosis.

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 22-ID
Synchrotron site	APS
Beamline	22-ID
Temperature [K]	100
Detector technology	CCD
Collection date	2012-04-15
Detector	MARMOSAIC 300 mm CCD
Wavelength(s)	1.0
Spacegroup name	P 21 21 21
Unit cell lengths	31.700, 110.630, 110.510
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	49.480 - 1.680
R-factor	0.1786
Rwork	0.177
R-free	0.21400
Structure solution method	SAD
RMSD bond length	0.009
RMSD bond angle	1.347
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	SHARP
Refinement software	REFMAC

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000		1.720
High resolution limit [Å]	1.680	7.510	1.680
Rmerge	0.053	0.023	0.990
Number of reflections	42744	511	2785
<I/σ(I)>	14.2	41.72	1.16
Completeness [%]	94.1	85	85.4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	8.4	295	0.1M TRIS-HCL PH 5.6, 15% PEG2000 MME, 0.01M NI CHLORIDE, vapor diffusion, sitting drop, temperature 295K
1	VAPOR DIFFUSION, SITTING DROP	8.4	295	0.1M TRIS-HCL PH 5.6, 15% PEG2000 MME, 0.01M NI CHLORIDE, vapor diffusion, sitting drop, temperature 295K