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. 2014 Mar;52(3):803–813. doi: 10.1128/JCM.03134-13

TABLE 8.

Most frequent genomic patterns reported for human influenza A viruses

Virus straina Reported yrb In silico genomic patternc
PB2 PB1 PA HA NP NA M NS
A/Wilson-Smith/33 (H1N1)d 1933-1957, 1977-2009 2 0 4 H1-0 4 N1-1 0 1
A/human/California/07/2009 (H1N1) 2009-2013 2 3 3 H1-1 4 N1-3 0 1
A/Singapore/1/1957 (H2N2) 1957-1968 2 3 4 H2-0 4 N2-0 0 1
A/Hong Kong/1-10-MA21-1/1968 (H3N2) 1968-2013 2 3 4 H3--0 4 N2-0 0 1
A/Hong Kong/481/97 (H5N1) 1997, 2003-2008, 2011 1 3 3 H5-0 0 N1-3 0 1
a

Representative strains for the particular genomic pattern shown.

b

Years when strains with the same genomic pattern were reported in the NCBI Influenza Virus Resource.

c

Genomic pattern determined for the different virus strains based on in silico assays.

d

Viruses with the same genomic fingerprint found in the tested samples from Mexico are shown in bold type.