5ZYF

Crystal structure of Streptococcus pyogenes type II-A Cas2

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	SYNCHROTRON
Source details	PAL/PLS BEAMLINE 7A (6B, 6C1)
Synchrotron site	PAL/PLS
Beamline	7A (6B, 6C1)
Temperature [K]	100
Detector technology	CCD
Collection date	2017-07-29
Detector	ADSC QUANTUM 270
Wavelength(s)	0.9793
Spacegroup name	P 21 21 21
Unit cell lengths	50.771, 75.292, 145.702
Unit cell angles	90.00, 90.00, 90.00

Refinement procedure

Resolution	36.448 - 1.760
R-factor	0.1984
Rwork	0.197
R-free	0.23360
Structure solution method	SAD
RMSD bond length	0.008
RMSD bond angle	1.018
Data reduction software	HKL-2000
Data scaling software	HKL-2000
Phasing software	PHENIX
Refinement software	PHENIX (1.9_1692)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	50.000	1.820
High resolution limit [Å]	1.760	1.760
Rmerge	0.071	0.547
Rmeas	0.077	0.594
Rpim	0.029	0.228
Number of reflections	56417	5499
<I/σ(I)>	22.45	3.417
Completeness [%]	99.7	98.6
Redundancy	7.2	6.5
CC(1/2)		0.903

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, SITTING DROP		298	22.0% (w/v) PEG 4000, 325 mM ammonium sulfate, 0.1 M sodium acetate pH 4.6