Table 2 Phylogenetic clades defined to the influenza A virus variants described in this study

From: Zoonotic transmission of novel Influenza A variant viruses detected in Brazil during 2020 to 2023

Case

Viral strain

HA

NA

PB2

PB1

PA

NP

MP

NS

1

A/Parana/3625/2020 (H1N2)v

H1 1B.2.3 a

N2 #4 a

pdm #2

pdm #2

pdm #2

pdm #1

pdm #3

pdm #3

2

A/Parana/28600/2020 (H1N2)v

H1 pdm #1

N2 #4 a

pdm #3

pdm #3

pdm #1

pdm #3

pdm #2

pdm #2

3

A/Parana/10835/2021 (H1N1)v

H1 pdm #3

N1 pdm #1

pdm #1

pdm #1

pdm #3

pdm #2

pdm #4

pdm #1

4

A/Parana/44706/2021 (H3N2)v

H3 1990.5.1 a,b

n/o

pdm #1 b

pdm #1 b

pdm #3 b

pdm #2 b

pdm #1 b

pdm #1 b

5

A/Parana/51528/2021 (H3N2)v

H3 1990.5.1 a,b

N2 #2 a

pdm #1 b

pdm #1 b

pdm #3 b

pdm #2 b

pdm #1 b

pdm #1 b

6

A/Parana/20675/2022 (H1N1)v

H1 pdm #2

N1 pdm #1

pdm #1

pdm #1

pdm #3

pdm #2

pdm #4

pdm #1

7

A/Parana/5210/2023 (H1)v

H1 pdm #2

n/o

n/o

n/o

n/o

n/o

pdm #4

n/o

8

A/Parana/13897/2023 (H1N1)v

H1 pdm #2

N1 pdm #1

pdm #1

pdm #1

pdm #3

pdm #2

pdm #4

pdm #1

  1. n/o = not obtained.
  2. a genetic clade nomenclature defined for swine influenza A viruses.
  3. b identical sequences.
  4. H1 pdm, 1 A.3.3.2 lineage of H1 swine viruses.
  5. H1 1B, human seasonal lineage of H1 swine influenza viruses.