7ECM

RNA duplex containing C-A base pair

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	PHOTON FACTORY BEAMLINE BL-1A
Synchrotron site	Photon Factory
Beamline	BL-1A
Temperature [K]	100
Detector technology	PIXEL
Collection date	2016-11-22
Detector	DECTRIS EIGER X 4M
Wavelength(s)	1.1
Spacegroup name	P 1
Unit cell lengths	26.475, 27.909, 46.665
Unit cell angles	100.08, 93.54, 110.47

Refinement procedure

Resolution	45.540 - 1.510
R-factor	0.1611
Rwork	0.157
R-free	0.19550
Structure solution method	MOLECULAR REPLACEMENT
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	PHASER
Refinement software	PHENIX (1.17.1)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	45.540	45.540	1.550
High resolution limit [Å]	1.510	6.740	1.510
Rmerge	0.057	0.050	0.276
Rmeas	0.067	0.060	0.323
Number of reflections	18436	210	1348
<I/σ(I)>	13.37	22.97	5.51
Completeness [%]	95.4	96.8	91.1
Redundancy	3.635	3.4	3.711
CC(1/2)	0.998	0.995	0.930

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP		293	MOPS, MPD, spermine, barium nitrate