| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3J4J9 | POU domain protein; Fragment; | POU3F1; | NULL | 183 | mallard |
| U3J8K1 | Uncharacterized protein; | LEPR; | NULL | 1156 | mallard |
| U3J714 | Uncharacterized protein; | MMP16; | NULL | 609 | mallard |
| U3J2H5 | Uncharacterized protein; Fragment; | PTPLAD1; | NULL | 334 | mallard |
| U3J2E9 | Uncharacterized protein; | DCT; | XP_005014898.1; | 522 | mallard |
| U3J7Q8 | Uncharacterized protein; Fragment; | ZNRF1; | NULL | 110 | mallard |
| A0A023WFN3 | Highly divergent homeobox; Fragment; | HDX; | NULL | 309 | mallard |
| U3IS72 | Uncharacterized protein; Fragment; | KCNQ5; | NULL | 794 | mallard |
| U3J7Z6 | Uncharacterized protein; Fragment; | ELFN1; | NULL | 671 | mallard |
| U3J4L0 | Uncharacterized protein; | MB21D2; | NULL | 489 | mallard |
| U3IUX5 | Uncharacterized protein; Fragment; | FAM129B; | NULL | 531 | mallard |
| U3J9B0 | Uncharacterized protein; | NULL | NULL | 813 | mallard |
| Q6I7L3 | MHC class I antigen; | Du4MHC; I; | NULL | 354 | mallard |
| V9HXS4 | MHC class I antigen heavy chain; Fragment; | NULL | NULL | 343 | mallard |
| R0JSR0 | Uncharacterized protein; | NULL | NULL | 216 | mallard |
| U3IX34 | Uncharacterized protein; Fragment; | LOC101795882; | NULL | 127 | mallard |
| U3J849 | Uncharacterized protein; Fragment; | DOCK7; | NULL | 2060 | mallard |
| R0JSN7 | SET domain-containing protein 3; Fragment; | NULL | XP_005020802.1;XP_005020803.1; | 593 | mallard |
| R0JWN6 | Heterogeneous nuclear ribonucleoprotein M; Fragment; | NULL | NULL | 666 | mallard |
| U3J8Y9 | Uncharacterized protein; Fragment; | NULL | NULL | 286 | mallard |
