6DNR

PRPP Riboswitch bound to PRPP, ligand-free structure

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	APS BEAMLINE 24-ID-E
Synchrotron site	APS
Beamline	24-ID-E
Temperature [K]	100
Detector technology	PIXEL
Collection date	2017-10-27
Detector	DECTRIS EIGER X 16M
Wavelength(s)	0.9792
Spacegroup name	P 65 2 2
Unit cell lengths	63.773, 63.773, 376.493
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	19.807 - 2.896
R-factor	0.2185
Rwork	0.212
R-free	0.27340
RMSD bond length	0.006
RMSD bond angle	1.241
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHENIX
Refinement software	PHENIX ((1.11.1_2575: ???))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	20.000	2.950
High resolution limit [Å]	2.890	2.900
Rmerge	0.154	1.554
Rpim	0.051	0.388
Number of reflections	10251
<I/σ(I)>	27.6
Completeness [%]	93.8
Redundancy	9.5
CC(1/2)	0.834

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP		291	0.2 M NH4-acetate, 0.1 M HEPES-KOH pH 7.4, and 45% 2-methyl-2,4-pentanediol (v/v)