7UU6

Crystal structure of the SARS-CoV-2 main protease in its apo-form

Experimental procedure

Experimental method	SINGLE WAVELENGTH
Source type	ROTATING ANODE
Source details	RIGAKU MICROMAX-007 HF
Temperature [K]	120
Detector technology	PIXEL
Collection date	2021-02-08
Detector	Bruker PHOTON II
Wavelength(s)	1.54301
Spacegroup name	I 1 2 1
Unit cell lengths	51.629, 82.400, 88.687
Unit cell angles	90.00, 96.75, 90.00

Refinement procedure

Resolution	24.300 - 1.850
R-factor	0.2255
Rwork	0.224
R-free	0.25210
Structure solution method	MOLECULAR REPLACEMENT
Starting model (for MR)	7jpy
RMSD bond length	0.011
RMSD bond angle	1.157
Data reduction software	PROTEUM PLUS
Data scaling software	Aimless
Phasing software	PHENIX
Refinement software	PHENIX (1.20.1_4487)

Data quality characteristics

	Overall	Outer shell
Low resolution limit [Å]	24.300	1.890
High resolution limit [Å]	1.850	1.850
Number of reflections	31493	1937
<I/σ(I)>	14.1
Completeness [%]	99.9
Redundancy	17.4
CC(1/2)	0.999	0.674

Crystallization Conditions

crystal ID	method	pH	temperature	details
1	VAPOR DIFFUSION, HANGING DROP		289	0.1 M Bis-tris, pH6.5, 16% w/v PEG10k