| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3ITG9 | Uncharacterized protein; Fragment; | NKAP; | NULL | 275 | mallard |
| U3IPW8 | Uncharacterized protein; | LOC101791640; | NULL | 633 | mallard |
| U3ISY3 | Uncharacterized protein; Fragment; | NBEA; | NULL | 793 | mallard |
| U3IZH8 | Uncharacterized protein; Fragment; | CHRNB3; | NULL | 441 | mallard |
| U3IPF7 | Uncharacterized protein; | TUBGCP3; | NULL | 695 | mallard |
| U3I9E9 | Uncharacterized protein; Fragment; | NULL | NULL | 231 | mallard |
| U3IXS8 | Uncharacterized protein; Fragment; | LOC101798826; | NULL | 283 | mallard |
| U3IFW0 | Uncharacterized protein; Fragment; | RIOK3; | NULL | 516 | mallard |
| U3J0T7 | Uncharacterized protein; Fragment; | FIG4; | NULL | 887 | mallard |
| U3J3G4 | Uncharacterized protein; Fragment; | NULL | NULL | 67 | mallard |
| U3J7U3 | Uncharacterized protein; Fragment; | ARL4C; | NULL | 192 | mallard |
| U3J7U1 | Uncharacterized protein; | ENPP6; | NULL | 441 | mallard |
| U3J7E8 | Uncharacterized protein; | ZNF512B; | NULL | 643 | mallard |
| U3J0U2 | Uncharacterized protein; Fragment; | DYNLT1; | NULL | 104 | mallard |
| R0JLE5 | Uncharacterized protein; | NULL | NULL | 102 | mallard |
| U3J3L4 | Uncharacterized protein; Fragment; | LIN28B; | NULL | 248 | mallard |
| R0JQB0 | GDNF family receptor alpha-1; Fragment; | NULL | NULL | 456 | mallard |
| V9HXU0 | MHC class I antigen heavy chain; Fragment; | NULL | NULL | 345 | mallard |
| R0JL45 | Uncharacterized protein; | NULL | NULL | 224 | mallard |
| U3ITN5 | Uncharacterized protein; Fragment; | AGO4; | NULL | 847 | mallard |
