| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3ILJ5 | Uncharacterized protein; Fragment; | DYNC2H1; | NULL | 4249 | mallard |
| U3J356 | Uncharacterized protein; Fragment; | LOC101791703; | NULL | 399 | mallard |
| U3J416 | Uncharacterized protein; Fragment; | TMEM9; | NULL | 194 | mallard |
| U3J2J8 | Uncharacterized protein; Fragment; | TRAF3IP1; | NULL | 656 | mallard |
| U3J0G0 | Protein yippee-like; Fragment; | MIS18A; | NULL | 116 | mallard |
| U3I129 | Uncharacterized protein; Fragment; | C14orf169; | NULL | 399 | mallard |
| U3IZ90 | Uncharacterized protein; Fragment; | NUPL2; | NULL | 372 | mallard |
| U3HZJ9 | Uncharacterized protein; | RRBP1; | NULL | 954 | mallard |
| U3J7R0 | Uncharacterized protein; Fragment; | SCD; | NULL | 360 | mallard |
| U3I747 | Uncharacterized protein; Fragment; | LHFPL5; | NULL | 92 | mallard |
| U3HYM0 | Uncharacterized protein; Fragment; | NULL | NULL | 111 | mallard |
| U3I2W9 | Uncharacterized protein; Fragment; | NULL | NULL | 46 | mallard |
| U3J0J2 | Uncharacterized protein; Fragment; | NULL | NULL | 375 | mallard |
| U3I8I3 | Uncharacterized protein; | ANKRD32; | NULL | 962 | mallard |
| U3J8Q8 | Uncharacterized protein; Fragment; | THRA; | NULL | 134 | mallard |
| U3IFX8 | Uncharacterized protein; | CPA1; | NULL | 434 | mallard |
| U3J2Z4 | Uncharacterized protein; Fragment; | GRIK4; | NULL | 937 | mallard |
| U3IJW5 | Uncharacterized protein; Fragment; | MCFD2; | NULL | 141 | mallard |
| U3II86 | Uncharacterized protein; Fragment; | TSC2; | NULL | 1790 | mallard |
| U3I950 | Uncharacterized protein; | C9orf72; | NULL | 481 | mallard |
