5HXD

Crystal structure of murein-tripeptide amidase MpaA from Escherichia coli O157

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	SSRF BEAMLINE BL17U
Synchrotron site	SSRF
Beamline	BL17U
Temperature [K]	100
Detector technology	CCD
Collection date	2014-10-17
Detector	ADSC QUANTUM 315r
Wavelength(s)	0.989
Spacegroup name	P 31
Unit cell lengths	59.893, 59.893, 129.870
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	33.236 - 2.600
R-factor	0.1787
Rwork	0.172
R-free	0.24030
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	4axv
RMSD bond length	0.009
RMSD bond angle	1.302
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER
Refinement software	PHENIX (1.9_1692)

Data quality characteristics

	Overall
Low resolution limit [Å]	33.240
High resolution limit [Å]	2.600
Number of reflections	15959
<I/σ(I)>	21.25
Completeness [%]	96.0
Redundancy	5.5

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	6.5	293	0.2 M Zinc acetate, 0.1 M Sodium cacodylate, 18% PEG 8000