| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IPE8 | Uncharacterized protein; Fragment; | ETAA1; | NULL | 801 | mallard |
| U3IPW3 | Uncharacterized protein; Fragment; | ZMYND8; | NULL | 1213 | mallard |
| U3IL30 | Uncharacterized protein; | TBR1; | NULL | 443 | mallard |
| U3IEP4 | Uncharacterized protein; Fragment; | ERCC6L2; | NULL | 698 | mallard |
| U3IL16 | Uncharacterized protein; Fragment; | BNC2; | NULL | 1008 | mallard |
| U3IIH1 | Uncharacterized protein; | CCKAR; | NULL | 428 | mallard |
| U3IEC8 | Uncharacterized protein; Fragment; | PLXND1; | NULL | 1829 | mallard |
| U3IS83 | Uncharacterized protein; Fragment; | RNPEP; | NULL | 447 | mallard |
| U3IKT5 | Uncharacterized protein; | PTGR2; | NULL | 353 | mallard |
| U3IN93 | Uncharacterized protein; Fragment; | LOC101790034; | NULL | 96 | mallard |
| U3IKL8 | Uncharacterized protein; Fragment; | NULL | NULL | 52 | mallard |
| U3J260 | Uncharacterized protein; Fragment; | NT5DC3; | NULL | 414 | mallard |
| U3IQ65 | Uncharacterized protein; Fragment; | GLUD1; | NULL | 452 | mallard |
| U3IHI2 | Uncharacterized protein; Fragment; | PLAG1; | NULL | 466 | mallard |
| U3IYA5 | Uncharacterized protein; Fragment; | DOK2; | NULL | 104 | mallard |
| U3IR90 | Uncharacterized protein; Fragment; | SLC2A5; | NULL | 515 | mallard |
| U3IYE1 | Uncharacterized protein; Fragment; | ABHD14A; | NULL | 161 | mallard |
| U3J6G3 | Uncharacterized protein; Fragment; | C9orf85; | NULL | 55 | mallard |
| U3J8D9 | Uncharacterized protein; Fragment; | NT5C3B; | NULL | 289 | mallard |
| U3IYL1 | Uncharacterized protein; | TENM1; | NULL | 2601 | mallard |
