6UWH

Intermediate engineered variant of I-OnuI meganuclease with improved thermostability and partially altered specificity

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU MICROMAX-007 HF
Temperature [K]	108
Detector technology	CCD
Collection date	2019-05-17
Detector	RIGAKU SATURN 944+
Wavelength(s)	1.5418
Spacegroup name	P 21 21 21
Unit cell lengths	38.890, 72.985, 163.574
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	27.228 - 2.299
R-factor	0.2082
Rwork	0.204
R-free	0.25020
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	3qqy
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHASER (2.8.1)
Refinement software	PHENIX (1.13_2998)

Data quality characteristics

	Overall	Inner shell	Outer shell
Low resolution limit [Å]	50.000	50.000	2.380
High resolution limit [Å]	2.299	4.950	2.300
Rmerge	0.058	0.030	0.428
Rmeas	0.061	0.032	0.461
Rpim	0.020	0.009	0.166
Number of reflections	21003	2326	2053
<I/σ(I)>	12.9
Completeness [%]	97.4	99.1	99.3
Redundancy	8.6	11.5	7.2
CC(1/2)		1.000	0.908

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP		293	100mM sodium acetate pH 6.0, 200mM calcium acetate, 35% PEG 400