6U7L

2.75 Angstrom Crystal Structure of Galactarate Dehydratase from Escherichia coli.

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 21-ID-G
Synchrotron site	APS
Beamline	21-ID-G
Temperature [K]	100
Detector technology	CCD
Collection date	2017-11-02
Detector	MARMOSAIC 300 mm CCD
Wavelength(s)	0.9786
Spacegroup name	P 1 21 1
Unit cell lengths	58.462, 167.574, 117.065
Unit cell angles	90.00, 103.97, 90.00

Refinement procedure

Resolution	29.230 - 2.750
R-factor	0.2082
Rwork	0.206
R-free	0.24090
Structure solution method	SAD
RMSD bond length	0.004
RMSD bond angle	1.198
Data reduction software	HKL-3000
Data scaling software	HKL-3000
Phasing software	PHENIX
Refinement software	REFMAC (5.8.0253)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	30.000	2.800
High resolution limit [Å]	2.750	2.750
Rmerge	0.100	0.793
Rmeas	0.109	0.867
Rpim	0.044	0.349
Number of reflections	56199	2851
<I/σ(I)>	16.7	2.2
Completeness [%]	99.2	100
Redundancy	6.1	6.2
CC(1/2)		0.779

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	8	292	Protein: 7.6 mg/ml, 0.5 Sodium chloride, 0.01M Tris pH 8.3; Screen: PACT (D11), 0.2M Calcium chloride, 0.1M Tris pH 8.0, 20% (w/v) PEG 6000.