5RG1

PanDDA analysis group deposition SARS-CoV-2 main protease fragment screen -- Crystal Structure of SARS-CoV-2 main protease in complex with NCL-00024905

X-RAY DIFFRACTION

Crystallization

Crystalization Experiments
ID	Method	pH	Temperature	Details
1	VAPOR DIFFUSION, SITTING DROP	6.5	293.15	15% PEG 4K, 5% DMSO, 0.1M MES pH 6.5

Crystal Properties
Matthews coefficient	Solvent content
1.91	35.68

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 112.585	α = 90
b = 52.61	β = 103.09
c = 44.852	γ = 90

Symmetry
Space Group	C 1 2 1

Diffraction

Diffraction Experiment
ID #	Crystal ID	Scattering Type	Data Collection Temperature	Detector	Detector Type	Details	Collection Date	Monochromator	Protocol
1	1	x-ray	100	PIXEL	DECTRIS PILATUS 6M		2020-03-05		SINGLE WAVELENGTH

Radiation Source
ID #	Source	Type	Wavelength List	Synchrotron Site	Beamline
1	SYNCHROTRON	DIAMOND BEAMLINE I04-1	0.9126	Diamond	I04-1

Data Collection

Overall
ID #	Resolution (High)	Resolution (Low)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Net I Over Average Sigma (I)	Redundancy	Number Reflections (All)	Number Reflections (Observed)	Observed Criterion Sigma (F)	Observed Criterion Sigma (I)	B (Isotropic) From Wilson Plot
1	1.65	54.84	99.7	0.143	0.168	0.087	0.991	5.1	3.5		30785

Highest Resolution Shell
ID #	Resolution (High)	Resolution (Low)	Percent Possible (All)	Percent Possible (Observed)	R Merge I (Observed)	Rrim I (All)	Rpim I (All)	CC (Half)	Mean I Over Sigma (Observed)	Redundancy	Number Unique Reflections (All)
1	1.65	1.68	98.8		1.463	1.777	0.994	0.334		2.9	1519

Refinement

Statistics
Diffraction ID	Structure Solution Method	Cross Validation method	Starting model	Resolution (High)	Resolution (Low)	Number Reflections (Observed)	Number Reflections (R-Free)	Percent Reflections (Observed)	R-Factor (Observed)	R-Work	R-Free	R-Free Selection Details	Mean Isotropic B
X-RAY DIFFRACTION	FOURIER SYNTHESIS	THROUGHOUT	6LU7	1.65	54.83	29207	1519	99.45	0.1741	0.1719	0.2152	RANDOM	20.451

Temperature Factor Modeling
Anisotropic B[1][1]	Anisotropic B[1][2]	Anisotropic B[1][3]	Anisotropic B[2][2]	Anisotropic B[2][3]	Anisotropic B[3][3]
1.13		-0.53	-0.11		-0.7

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.701
r_dihedral_angle_1_deg	19.671
r_dihedral_angle_4_deg	15.225
r_dihedral_angle_3_deg	13.919
r_mcangle_it	2.277
r_angle_refined_deg	1.541
r_mcbond_other	1.475
r_mcbond_it	1.465
r_angle_other_deg	1.441
r_chiral_restr	0.077

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	32.701
r_dihedral_angle_1_deg	19.671
r_dihedral_angle_4_deg	15.225
r_dihedral_angle_3_deg	13.919
r_mcangle_it	2.277
r_angle_refined_deg	1.541
r_mcbond_other	1.475
r_mcbond_it	1.465
r_angle_other_deg	1.441
r_chiral_restr	0.077
r_bond_refined_d	0.009
r_gen_planes_refined	0.007
r_bond_other_d	0.001
r_gen_planes_other	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2347
Nucleic Acid Atoms
Solvent Atoms	332
Heterogen Atoms	32

Software

Software
Software Name	Purpose
REFMAC	refinement
Aimless	data scaling
PDB_EXTRACT	data extraction
XDS	data reduction
REFMAC	phasing

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.