4IHY

Crystal structure of Fis bound to 27bp Inosine substituted DNA F29-dI (AAATTTGTTTGIICICTGAGCAAATTT)

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 24-ID-C
Synchrotron site	APS
Beamline	24-ID-C
Temperature [K]	100
Detector technology	CCD
Collection date	2011-07-24
Detector	ADSC QUANTUM 315
Wavelength(s)	0.97949
Spacegroup name	P 21 21 21
Unit cell lengths	43.210, 94.050, 155.040
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	59.819 - 2.900
R-factor	0.2323
Rwork	0.228
R-free	0.27040
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3iv5
RMSD bond length	0.009
RMSD bond angle	1.557
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	PHASER (2.5.1)
Refinement software	PHENIX (1.8.1_1168)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	100.000		2.980
High resolution limit [Å]	2.900	12.970	2.900
Rmerge	0.115	0.063	0.947
Number of reflections	14611	192	1048
<I/σ(I)>	10.18	18.06	2.19
Completeness [%]	99.6	95	99.9
Redundancy	7.72

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP	8.5	277	0.2 M sodium citrate, 0.1 M Tris-HCl, pH 8.5, 36% PEG400, VAPOR DIFFUSION, HANGING DROP, temperature 277K