7QOD

Native structure of a small alarmone hydrolase (RelH) from Corynebacterium glutamicum

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	PETRA III, EMBL c/o DESY BEAMLINE P14 (MX2)
Synchrotron site	PETRA III, EMBL c/o DESY
Beamline	P14 (MX2)
Temperature [K]	100
Detector technology	PIXEL
Collection date	2019-06-28
Detector	DECTRIS EIGER X 16M
Wavelength(s)	0.97624
Spacegroup name	P 63
Unit cell lengths	94.332, 94.332, 80.561
Unit cell angles	90.00, 90.00, 120.00

Refinement procedure

Resolution	36.430 - 1.850
R-factor	0.178
Rwork	0.177
R-free	0.20630
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	SeMet RelH
Data reduction software	XDS (20190315)
Data scaling software	XDS (20190315)
Phasing software	PHASER (2.8.2)
Refinement software	PHENIX (1.19.2)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	40.703	40.703	1.960
High resolution limit [Å]	1.850	5.500	1.850
Rmerge	0.084	0.053	1.475
Rmeas	0.096	0.061	1.691
Total number of observations	282347
Number of reflections	67471	2562	10790
<I/σ(I)>	8.82	26.35	0.89
Completeness [%]	98.5	98.2	97.5
Redundancy	4.185	4.261	4.155
CC(1/2)	0.996	0.995	0.377

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	7	293.15	0.1 M imidazole, 12% (w/v) PEG 20000