Table 4 Unique, dynamic, universal, and random mutations in the spike protein of JN.1 as compared to the XBB sequence.

From: Emergence of SARS-CoV-2 omicron variant JN.1 in Tamil Nadu, India - Clinical characteristics and novel mutations

Unique mutation

Dynamic mutation

Universal mutation

Random mutation

NTD

RBD

SD

HR1/HR2

NTD

RBD

SD

NTD

RBD

SD

NTD

RBD

SD

FP

HR1/HR2

A83V

N331K

A83F

T346I

R21T

I332V

E554K

H681R

S939F

L84K

T333R

V90Y

A27S

K356T

A570V

P1143L

P85K

N334S

S50L

I368L

P621S

F86L

T346R

V127F

R403K

N87I

F456L

Q146H

P445H

D88V

Q506P

F157S

N450D

V90L

P507T

R158G

L452W

F92V

E183Q

L455W

Y170E

L212I

N460K

Q218L

E213G

N481K

T315V

L216F

A484K

S316C

H245N

S486P

F318I

A264D

S490F

H505Y

  1. FP fusion peptide, HR1/2 heptad repeat, NTD N-terminal domain, RBD receptor binding domain, SD spike subdomain, TM transmembrane domain.