| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3ICI9 | Uncharacterized protein; Fragment; | HEPH; | NULL | 1161 | mallard |
| U3I625 | Uncharacterized protein; Fragment; | FGR; | NULL | 260 | mallard |
| U3IA02 | Uncharacterized protein; Fragment; | NR5A1; | NULL | 474 | mallard |
| U3J5L4 | Uncharacterized protein; Fragment; | FAM167A; | NULL | 214 | mallard |
| U3IIB5 | Uncharacterized protein; Fragment; | ZNF541; | NULL | 95 | mallard |
| U3I3P3 | Uncharacterized protein; | ZNF143; | NULL | 626 | mallard |
| U3IDR5 | Uncharacterized protein; Fragment; | TAS1R3; | NULL | 842 | mallard |
| U3IY21 | Uncharacterized protein; Fragment; | LOC101790359; | NULL | 237 | mallard |
| U3IDM3 | Perilipin; | PLIN2; | NULL | 438 | mallard |
| U3I638 | Uncharacterized protein; Fragment; | SOX5; | NULL | 762 | mallard |
| U3IIC0 | Uncharacterized protein; | LOC101802812; | NULL | 315 | mallard |
| U3I861 | Uncharacterized protein; Fragment; | PIP4K2B; | NULL | 364 | mallard |
| U3IIW7 | Uncharacterized protein; Fragment; | NR2C2; | NULL | 628 | mallard |
| U3IIF9 | Uncharacterized protein; Fragment; | FAM129A; | NULL | 1098 | mallard |
| U3ILT6 | Uncharacterized protein; Fragment; | TMEM116; | NULL | 366 | mallard |
| U3ITC2 | Uncharacterized protein; Fragment; | LOC101802730; | NULL | 221 | mallard |
| U3ID11 | Uncharacterized protein; Fragment; | TNIP2; | NULL | 420 | mallard |
| U3J2X6 | Uncharacterized protein; Fragment; | ENTPD6; | NULL | 472 | mallard |
| U3IS19 | Uncharacterized protein; | CYTIP; | XP_005015982.1; | 358 | mallard |
| U3ILS7 | Uncharacterized protein; Fragment; | UTP15; | NULL | 490 | mallard |
