| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IUL0 | Uncharacterized protein; Fragment; | NULL | NULL | 52 | mallard |
| U3J4H9 | Uncharacterized protein; Fragment; | ADCK3; | NULL | 650 | mallard |
| U3I5V9 | Uncharacterized protein; Fragment; | PRKG1; | NULL | 285 | mallard |
| U3J748 | Uncharacterized protein; Fragment; | CCDC155; | NULL | 253 | mallard |
| U3IZ53 | Uncharacterized protein; Fragment; | IRF7; | NULL | 347 | mallard |
| U3I8K7 | Uncharacterized protein; | FAM172A; | NULL | 416 | mallard |
| U3J044 | Uncharacterized protein; | DDX21; | NULL | 695 | mallard |
| U3J817 | Uncharacterized protein; | LOC101795100; | XP_005028123.1; | 300 | mallard |
| V9HXQ5 | MHC class I antigen heavy chain; Fragment; | NULL | NULL | 344 | mallard |
| U3J6R2 | Uncharacterized protein; Fragment; | WASL; | NULL | 411 | mallard |
| U3IFR1 | Uncharacterized protein; | RARB; | XP_005029302.1;XP_005029303.1;XP_005029304.1;XP_005029305.1;XP_005029306.1; | 455 | mallard |
| U3J7T0 | Uncharacterized protein; Fragment; | LOC101800733; | NULL | 1877 | mallard |
| U3I6H1 | Uncharacterized protein; Fragment; | DAGLB; | NULL | 651 | mallard |
| U3IN31 | Uncharacterized protein; Fragment; | GNS; | NULL | 539 | mallard |
| U3IR09 | Uncharacterized protein; Fragment; | NULL | NULL | 125 | mallard |
| U3INH1 | Uncharacterized protein; Fragment; | SNX4; | NULL | 404 | mallard |
| U3INQ7 | Uncharacterized protein; Fragment; | EFCAB1; | NULL | 190 | mallard |
| U3J878 | Uncharacterized protein; | PSMC1; | NULL | 244 | mallard |
| U3J8T1 | Transporter; | SLC6A12; | NULL | 610 | mallard |
| U3INN0 | Uncharacterized protein; Fragment; | PLEK; | NULL | 347 | mallard |
