6GFL

Crystal structure of the Escherichia coli nucleosidase PpnN (apo form)

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	DIAMOND BEAMLINE I24
Synchrotron site	Diamond
Beamline	I24
Temperature [K]	100
Detector technology	PIXEL
Collection date	2017-10-30
Detector	DECTRIS PILATUS3 6M
Wavelength(s)	0.9686
Spacegroup name	P 21 21 2
Unit cell lengths	94.170, 101.080, 112.290
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	49.080 - 2.480
Rwork	0.212
R-free	0.26900
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	2pmb
Data reduction software	XDS
Data scaling software	XSCALE
Phasing software	PHENIX
Refinement software	PHENIX

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	49.080	2.570
High resolution limit [Å]	2.480	2.480
Rmerge	0.130	1.740
Rmeas	0.130	1.870
Rpim	0.030	0.680
Number of reflections	38638	3781
<I/σ(I)>	12.97	1.15
Completeness [%]	99.9	99.95
Redundancy	13.4	7.4
CC(1/2)	0.990	0.560

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP	7.5	293.15	0.1M HEPES pH 7.5 36% v/v PEG200 5 mg/ml protein concentration