3IWF

The Crystal Structure of the N-terminal domain of a RpiR Transcriptional Regulator from Staphylococcus epidermidis to 1.4A

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 19-ID
Synchrotron site	APS
Beamline	19-ID
Temperature [K]	100
Detector technology	CCD
Collection date	2009-07-14
Detector	ADSC QUANTUM 315
Wavelength(s)	0.9794
Spacegroup name	C 2 2 21
Unit cell lengths	48.921, 54.028, 173.044
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	30.700 - 1.400
R-factor	0.179
Rwork	0.177
R-free	0.20500
RMSD bond length	0.011
RMSD bond angle	1.295
Data reduction software	DENZO
Data scaling software	SCALEPACK
Phasing software	HKL-3000
Refinement software	REFMAC (refmac_5.5.0102)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	50.000	1.450
High resolution limit [Å]	1.400	3.020	1.400
Rmerge	0.071	0.054	0.617
Number of reflections	45328
<I/σ(I)>	11.1
Completeness [%]	99.3	94.7	99.7
Redundancy	4.4	4.2	4.4

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	8.5	277	20% PEG MME 2000, 0.1M Tris pH 8.5, 0.01M Nickel chloride, VAPOR DIFFUSION, SITTING DROP, temperature 277K