4PZJ

1.60 Angstrom resolution crystal structure of a transcriptional regulator of the LysR family from Eggerthella lenta DSM 2243

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 21-ID-D
Synchrotron site	APS
Beamline	21-ID-D
Temperature [K]	100
Detector technology	CCD
Collection date	2014-03-20
Detector	MARMOSAIC 300 mm CCD
Wavelength(s)	0.97875
Spacegroup name	P 43 21 2
Unit cell lengths	31.623, 31.623, 132.340
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	28.550 - 1.600
R-factor	0.19072
Rwork	0.190
R-free	0.21322
Structure solution method	SAD
RMSD bond length	0.015
RMSD bond angle	2.141
Data reduction software	HKL-3000
Data scaling software	HKL-3000
Phasing software	HKL-3000
Refinement software	REFMAC (5.7.0029)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	30.000	1.630
High resolution limit [Å]	1.600	1.600
Rmerge	0.077	0.496
Number of reflections	9452
<I/σ(I)>	51.2	3.42
Completeness [%]	98.1	85.7
Redundancy	12.2	7.7

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	8.5	295	protein at 1.3 mg/mL in 10 mM Tris-HCl pH 8.3, 500 mM NaCl, 5 mM BME. crystallization: The Classics II Suite (A12 (#12): 100 mM Tris pH 8.5, 3 M NaCl), VAPOR DIFFUSION, SITTING DROP, temperature 295K. Cryo condition: 25% (final) sucrose.