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. 2021 Nov 23;11:771524. doi: 10.3389/fcimb.2021.771524

Table 1.

Mutational analyses of WT and Delta strains of SARS-CoV-2.

Sr. No. Gene Name WT* Delta (Reference Strain) Delta*
1. NSP3 T1198K A488S
V932A
P1228L
P1469S
A488S
H795Y
P1228L
P1469S
2. NSP4 V167L
T492I
V167L
T492I
3. NSP5 S123F
V296I
4. NSP6 L37F
M83I
T77A T77A
5. NSP12 A97V P323L
G671S
P323L
G671S
6. NSP13 P77L P77L
7. NSP14 A394V A394V
10. Spike T19R
G142D
L452R
T478K
D614G
P681R
D950N
T19R
G142D
L452R
T478K
D614G
P681R
D950N
T95I
P812R
11. NS3 S26L S26L
13. NS7a V82A V82A
T120I
14. NS7b T40I T40I
15. NS8 E106Q F120L
16. M I82T
17. N P13L D63G
R203M
G215C
D377Y
D63G
R203M
G215C
D377Y
S79I

Comparisons were made with a reference strain (GenBank Accession Number MN996528.1, reported in the beginning of the COVID-19 epidemic in Wuhan, China). GenBank Accession Number OK091006.1-a Delta reference strain was also included in the study. Bold letters represent signature mutations of the Delta variant.

*SARS-CoV-2 strains belong to this study.