6NW6

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

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	2015-10-02
Detector	DECTRIS PILATUS 6M-F
Wavelength(s)	0.9282
Spacegroup name	P 21 21 21
Unit cell lengths	75.034, 79.240, 87.313
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	56.907 - 1.670
R-factor	0.1817
Rwork	0.180
R-free	0.20510
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	6nvr
RMSD bond length	0.008
RMSD bond angle	1.142
Data reduction software	XDS
Data scaling software	Aimless (0.5.12)
Phasing software	PHASER (2.5.7)
Refinement software	PHENIX (1.9_1692)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	75.030	75.030	1.760
High resolution limit [Å]	1.670	5.270	1.670
Rmerge	0.068	0.061	0.927
Rmeas	0.073	0.066	0.992
Rpim	0.027	0.025	0.350
Number of reflections	61408	2126	8851
<I/σ(I)>	16.5
Completeness [%]	100.0	99.8	100
Redundancy	7.8	7	8
CC(1/2)	0.997	0.995	0.764

Crystallization Conditions

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