5RG3

PanDDA analysis group deposition SARS-CoV-2 main protease fragment screen -- Crystal Structure of SARS-CoV-2 main protease in complex with NCL-00025412

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	35.59

Crystal Data

Unit Cell
Length ( Å )	Angle ( ˚ )
a = 112.875	α = 90
b = 52.763	β = 103.01
c = 44.524	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	1.58	54.98	99.6	0.09	0.107	0.056	0.997	6.9	3.4		34928

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	1.58	1.61	98		1.241	1.546	0.906	0.341		2.6	1711

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	1.58	54.99	33170	1723	99.41	0.1771	0.1751	0.215	RANDOM	21.737

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]
1.19		-0.3	-0.49		-0.5

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.8
r_dihedral_angle_3_deg	13.611
r_dihedral_angle_4_deg	13.515
r_dihedral_angle_1_deg	7.803
r_mcangle_it	2.328
r_angle_refined_deg	1.607
r_mcbond_other	1.569
r_mcbond_it	1.517
r_angle_other_deg	1.454
r_chiral_restr	0.074

RMS Deviations
Key	Refinement Restraint Deviation
r_dihedral_angle_2_deg	31.8
r_dihedral_angle_3_deg	13.611
r_dihedral_angle_4_deg	13.515
r_dihedral_angle_1_deg	7.803
r_mcangle_it	2.328
r_angle_refined_deg	1.607
r_mcbond_other	1.569
r_mcbond_it	1.517
r_angle_other_deg	1.454
r_chiral_restr	0.074
r_bond_refined_d	0.009
r_gen_planes_refined	0.008
r_gen_planes_other	0.002
r_bond_other_d	0.001

Non-Hydrogen Atoms Used in Refinement
Non-Hydrogen Atoms	Number
Protein Atoms	2347
Nucleic Acid Atoms
Solvent Atoms	337
Heterogen Atoms	35

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.