7Q81

Crystal structure of the methyltransferase-ribozyme 1, 2'-Selenomethyl-Uridine modified (with 1-methyl-adenosine)

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	ESRF BEAMLINE ID23-1
Synchrotron site	ESRF
Beamline	ID23-1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2021-02-27
Detector	DECTRIS PILATUS 6M
Wavelength(s)	0.9786
Spacegroup name	P 41 21 2
Unit cell lengths	71.085, 71.085, 83.561
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	43.070 - 2.850
R-factor	0.189
Rwork	0.188
R-free	0.21360
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	7q7x
RMSD bond length	0.001
RMSD bond angle	0.287
Data reduction software	XDS
Data scaling software	Aimless
Phasing software	AutoSol
Refinement software	PHENIX ((1.19.1_4122: ???))

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	43.070	2.950
High resolution limit [Å]	2.850	2.850
Rmerge	0.069
Number of reflections	5365	515
<I/σ(I)>	27.07	1.38
Completeness [%]	99.9	99.6
Redundancy	24.5
CC(1/2)	0.999	0.693

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION		293	36-42% MPD, 50mM MES pH 6.4-6.7, 100mM NaCl, 100mM LiCl, 10mM MgCl2