3K9C

Crystal structure of LacI Transcriptional regulator from Rhodococcus species.

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	NSLS BEAMLINE X29A
Synchrotron site	NSLS
Beamline	X29A
Temperature [K]	100
Detector technology	CCD
Collection date	2009-10-09
Detector	ADSC QUANTUM 315r
Wavelength(s)	0.9790
Spacegroup name	C 2 2 21
Unit cell lengths	98.435, 100.543, 106.433
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	42.440 - 2.140
R-factor	0.209
Rwork	0.209
R-free	0.24300
Structure solution method	SAD
RMSD bond length	0.006
RMSD bond angle	1.300
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	SHARP
Refinement software	CNS (1.1)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	42.440	2.230
High resolution limit [Å]	2.070	2.140
Rmerge	0.095	0.385
Number of reflections	32470
<I/σ(I)>	11.1	2
Completeness [%]	100.0	100
Redundancy	15.9	16.2

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	6.5	298	0.1M MES, 12% w/v Polyethylene Glycol 20,000, pH 6.5, VAPOR DIFFUSION, SITTING DROP, temperature 298K