| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3ICF4 | Uncharacterized protein; | KANSL1L; | NULL | 1004 | mallard |
| U3I2X3 | Uncharacterized protein; Fragment; | LOC101797270; | NULL | 517 | mallard |
| U3I141 | Uncharacterized protein; Fragment; | NULL | NULL | 38 | mallard |
| U3IGS1 | Uncharacterized protein; Fragment; | CERS5; | NULL | 326 | mallard |
| U3HZQ6 | Uncharacterized protein; Fragment; | PRLHR; | NULL | 352 | mallard |
| U3IBN6 | Uncharacterized protein; | MANEA; | NULL | 464 | mallard |
| U3I1A6 | Uncharacterized protein; Fragment; | P2RY6; | NULL | 327 | mallard |
| U3IXT8 | Uncharacterized protein; Fragment; | MDFIC; | NULL | 173 | mallard |
| U3IAW4 | Uncharacterized protein; Fragment; | ATN1; | NULL | 479 | mallard |
| U3ICW2 | Uncharacterized protein; Fragment; | ST14; | NULL | 830 | mallard |
| U3J1H9 | Uncharacterized protein; Fragment; | RAB11FIP5; | NULL | 1146 | mallard |
| U3IJN1 | Uncharacterized protein; Fragment; | LOC101799703; | NULL | 567 | mallard |
| U3IHT3 | Uncharacterized protein; Fragment; | NULL | NULL | 555 | mallard |
| U3I8D7 | Uncharacterized protein; | PDE8A; | NULL | 781 | mallard |
| U3III8 | Uncharacterized protein; Fragment; | NULL | NULL | 443 | mallard |
| U3IEA6 | Transporter; Fragment; | SLC6A19; | NULL | 661 | mallard |
| U3IGY4 | Uncharacterized protein; Fragment; | LOC101795648; | NULL | 121 | mallard |
| U3ILP2 | Uncharacterized protein; Fragment; | NAA20; | NULL | 72 | mallard |
| U3IJW3 | Uncharacterized protein; Fragment; | NULL | NULL | 559 | mallard |
| U3IL18 | Uncharacterized protein; Fragment; | CD5; | NULL | 128 | mallard |
