Table 4 Equilibrium dissociation constants (kd, µM) for A(H5N1) influenza viruses.

From: Characterization of H5N1 avian influenza virus isolated from bird in Russia with the E627K mutation in the PB2 protein

Viruses

Subtype

α2.3-SA

α2.6-SA

Reference strains

   

A/chicken/Nghe An/08VTC/2018

A(H5N1)

3.4

> 300

A/Novosibirsk/69–12 V/2022

A(H1N1)pdm09

> 300

4.6

Tested isolates

   

A/Emu372-E627K

A(H5N1)

1.4

> 300

A/Ch540

A(H5N1)

1.7

> 300