6UVW

Engineered variant of I-OnuI meganuclease with improved thermostability

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	ALS BEAMLINE 5.0.1
Synchrotron site	ALS
Beamline	5.0.1
Temperature [K]	100
Detector technology	PIXEL
Collection date	2017-04-06
Detector	DECTRIS PILATUS3 6M
Wavelength(s)	0.977
Spacegroup name	P 21 21 21
Unit cell lengths	75.426, 82.259, 167.398
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	46.309 - 2.551
R-factor	0.2249
Rwork	0.223
R-free	0.26070
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3qqy
RMSD bond length	0.005
RMSD bond angle	0.743
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER (2.7.16)
Refinement software	PHENIX (1.11.1_2575)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	50.000	2.640
High resolution limit [Å]	2.550	5.490	2.550
Rmerge	0.073	0.047	0.377
Rmeas	0.077	0.049	0.400
Rpim	0.022	0.014	0.129
Total number of observations	409080
Number of reflections	34285	6577	5625
<I/σ(I)>	10
Completeness [%]	98.6	100	90
Redundancy	11.9	12.3	8.5
CC(1/2)		0.998	0.955

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP		298	100mM HEPES pH 8.5, 200mM ammonium sulfate, 28% PEG 3350