| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IN66 | Uncharacterized protein; | WDR72; | NULL | 1049 | mallard |
| U3IL10 | Uncharacterized protein; Fragment; | ARSJ; | NULL | 472 | mallard |
| U3IPU5 | Uncharacterized protein; | TOX; | NULL | 482 | mallard |
| U3IKT0 | Uncharacterized protein; Fragment; | MUC13; | NULL | 550 | mallard |
| U3INY0 | Uncharacterized protein; | GRXCR1; | NULL | 293 | mallard |
| U3IEP8 | Uncharacterized protein; Fragment; | SUV39H2; | NULL | 412 | mallard |
| U3INB7 | Uncharacterized protein; Fragment; | HMGN2; | NULL | 85 | mallard |
| U3ITD6 | Uncharacterized protein; Fragment; | KIAA0391; | NULL | 476 | mallard |
| U3ITF0 | Uncharacterized protein; Fragment; | TFAM; | NULL | 202 | mallard |
| U3IS74 | Uncharacterized protein; Fragment; | C20orf195; | NULL | 331 | mallard |
| U3IEN1 | Uncharacterized protein; | MMS22L; | NULL | 1243 | mallard |
| U3ILN2 | Uncharacterized protein; Fragment; | RPS2; | NULL | 234 | mallard |
| U3IKR4 | C-C motif chemokine; | CCL20; | XP_005025540.1; | 98 | mallard |
| U3I013 | Uncharacterized protein; Fragment; | MDN1; | NULL | 1147 | mallard |
| U3ITM5 | Uncharacterized protein; | LRP2BP; | NULL | 349 | mallard |
| U3IQH9 | Uncharacterized protein; Fragment; | C16orf87; | NULL | 145 | mallard |
| U3IWM1 | Uncharacterized protein; | PDCD6IP; | NULL | 865 | mallard |
| U3J5J6 | Uncharacterized protein; | ABCA12; | NULL | 2583 | mallard |
| U3IY74 | Uncharacterized protein; Fragment; | TMEM55A; | NULL | 225 | mallard |
| U3IGT6 | V-type proton ATPase subunit a; | ATP6V0A1; | NULL | 817 | mallard |
