5FKE

SAM-I riboswitch bearing the H. marismortui Kt-7 variant 3bn is GU

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	DIAMOND BEAMLINE I03
Synchrotron site	Diamond
Beamline	I03
Temperature [K]	173
Detector technology	PIXEL
Collection date	2014-02-21
Detector	DECTRIS PIXEL
Spacegroup name	P 43 21 2
Unit cell lengths	62.670, 62.670, 154.430
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	58.071 - 2.800
R-factor	0.2497
Rwork	0.247
R-free	0.30580
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	5fk3
RMSD bond length	0.003
RMSD bond angle	0.943
Data reduction software	iMOSFLM
Data scaling software	Aimless
Phasing software	PHASER
Refinement software	PHENIX ((PHENIX.REFINE))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	77.210	3.020
High resolution limit [Å]	2.800	2.800
Rmerge	0.110	1.500
Number of reflections	8015
<I/σ(I)>	8.3	0.8
Completeness [%]	99.9	100
Redundancy	9.9	10.6

Crystallization Conditions

crystal ID	method	pH	temperature	details
1		7		40 MM NA-CACODYLATE (PH 7.0), 80 MM KCL, 25 MM BACL2, 12 MM SPERMINE-HCL, 14% (V/V) MPD