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| PR:Q20PM2 | matrix protein 2 (Influenza A virus (strain A/Grey teal/Australia/2/1979 H4N4)) | | |  | | |
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| PR:Q20PM2 | matrix protein 2 (Influenza A virus (strain A/Grey teal/Australia/2/1979 H4N4)) | | |  | | |
 |  |  |  |  |
    |
| PR:Q20PM2 | matrix protein 2 (Influenza A virus (strain A/Grey teal/Australia/2/1979 H4N4)) | | |  | | |