6QR0

Crystal structure of TrmD, a tRNA-(N1G37) methyltransferase, from Mycobacterium abscessus in complex with inhibitor

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	DIAMOND BEAMLINE I04
Synchrotron site	Diamond
Beamline	I04
Temperature [K]	100
Detector technology	PIXEL
Collection date	2017-01-28
Detector	DECTRIS PILATUS 6M-F
Wavelength(s)	0.9795
Spacegroup name	P 21 21 21
Unit cell lengths	74.920, 77.170, 87.150
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	56.810 - 1.590
R-factor	0.175
Rwork	0.174
R-free	0.19870
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	6nvr
RMSD bond length	0.006
RMSD bond angle	1.052
Data reduction software	XDS
Data scaling software	Aimless (0.5.31)
Phasing software	PHASER (2.5.7)
Refinement software	PHENIX (1.9_1692)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	56.810	56.810	1.630
High resolution limit [Å]	1.590	7.110	1.590
Rmerge	0.055	0.043	1.581
Rmeas	0.058	0.046	1.677
Rpim	0.019	0.017	0.549
Total number of observations	603250
Number of reflections	68585	877	4998
<I/σ(I)>	19
Completeness [%]	100.0	99.2	100
Redundancy	8.8	7.5	9
CC(1/2)	0.999	0.998	0.574

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		292	0.08M Sodium cacodylate pH 6.5 -7.0, 1-2 M Ammonium sulphate