Table 1 X-ray crystallographic data collection and refinement statistics.

From: Identification of SARS-CoV-2 inhibitors targeting Mpro and PLpro using in-cell-protease assay

 

Apo-form 1

Apo-form 2

Mpro - Calpain I

PDB code

7LKE

7LKD

7LBN

Data collection

 Wavelength

0.9687

0.9687

1.130

 Space group

C2

P21

C2

 a, b, c (Å)

111.303, 53.227, 44.381

44.307, 53.703, 113.933

97.481, 80.729, 51.579

 α, β, γ (°)

90, 101.756, 90

90, 101.012, 90

90, 90, 90

 Resolution (Å)

50.00–2.70

(2.80–2.70)a

50.00–2.00

(2.03–2.00)a

50.00–1.76

(1.79–1.76)a

 Rmerge (%)

10.4 (69.5)a

8.9 (94.6)a

3.8 (29.5)a

 I / σI

11.6 (1.4)a

21.5 (1.6)a

38.4 (3.9)a

 Completeness (%)

92.8 (76.3)a

99.8 (99.9)

97.0 (72.4)a

 Redundancy

2.9 (2.5)a

4.3 (3.9)a

3.2 (2.4)a

 CC1/2

0.982 (0.531)a

0.993 (0.474)a

0.995 (0.905)a

Refinement

 Resolution (Å)

50.00–2.70

(2.79–2.70)b

50.00–2.00

(2.08–2.00)b

50.00–1.76

(1.83–1.76)b

 No. of reflections

6591 (472)b

35,074 (3316)b

35,055 (3162)b

 Rwork/Rfree (%)

22.5/29.3

18.2/22.6

16.6/19.8

No. of atoms

 Protein

2323

4716

2332

 Ligand

–

–

63

 Water

0

234

310

 Protein residues

300

610

301

 B factors (Å2)

76.65

37.02

32.13

r.m.s. deviations

 Bond lengths (Å)

0.010

0.007

0.008

 Bond angles (°)

1.48

1.01

0.99

Ramachandran plot

 Favored (%)

96.98

97.19

97.32

 Allowed (%)

2.35

2.48

2.68

 Outliers (%)

0.67

0.33

0.0

 Clashscore

10.01

6.97

5.17

 No TLS groups

3

6

3

  1. aHighest resolution shell is shown in parenthesis.
  2. bHighest resolution shell is shown in parenthesis.