| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IGU2 | Uncharacterized protein; Fragment; | RPS4X; | NULL | 236 | mallard |
| U3IJL0 | Uncharacterized protein; Fragment; | ECSCR; | NULL | 44 | mallard |
| U3IM56 | Uncharacterized protein; Fragment; | LOC101802777; | NULL | 1681 | mallard |
| U3IK75 | Uncharacterized protein; Fragment; | NT5C1B; | NULL | 309 | mallard |
| U3INC9 | Uncharacterized protein; | CDC20B; | NULL | 102 | mallard |
| U3IHW8 | Uncharacterized protein; Fragment; | LOC101795174; | NULL | 164 | mallard |
| U3IG51 | Uncharacterized protein; Fragment; | CSTA; | NULL | 60 | mallard |
| U3IDZ6 | Uncharacterized protein; | LOC101798300; | NULL | 492 | mallard |
| U3IHS7 | Uncharacterized protein; Fragment; | SH3KBP1; | NULL | 368 | mallard |
| U3IKC0 | Uncharacterized protein; Fragment; | DPP6; | NULL | 768 | mallard |
| U3INY8 | Uncharacterized protein; Fragment; | WDR92; | NULL | 706 | mallard |
| U3I7S9 | Uncharacterized protein; | ZC4H2; | XP_005020950.1; | 224 | mallard |
| U3IKB1 | Uncharacterized protein; Fragment; | LOC101791129; | NULL | 141 | mallard |
| U3IE30 | Uncharacterized protein; Fragment; | JUN; | NULL | 294 | mallard |
| U3IRE4 | Uncharacterized protein; Fragment; | NULL | NULL | 1915 | mallard |
| U3IR56 | Uncharacterized protein; Fragment; | LOC101794909; | NULL | 80 | mallard |
| U3J387 | Uncharacterized protein; Fragment; | GTPBP1; | NULL | 613 | mallard |
| U3ISE1 | Uncharacterized protein; Fragment; | VAC14; | NULL | 748 | mallard |
| U3IU37 | Uncharacterized protein; Fragment; | SLC38A9; | NULL | 559 | mallard |
| U3IVF6 | Uncharacterized protein; Fragment; | NULL | NULL | 71 | mallard |
