| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3I2R7 | Uncharacterized protein; | NULL | NULL | 855 | mallard |
| U3IWS1 | Uncharacterized protein; Fragment; | CCDC170; | NULL | 700 | mallard |
| U3I4L6 | Uncharacterized protein; | CYFIP2; | NULL | 895 | mallard |
| U3HYS8 | Uncharacterized protein; | LOC101795736; | NULL | 316 | mallard |
| U3I3U7 | Uncharacterized protein; Fragment; | TNKS; | NULL | 1250 | mallard |
| U3I7N2 | Uncharacterized protein; | PRRC2C; | NULL | 2504 | mallard |
| U3I7L3 | Uncharacterized protein; Fragment; | DYSF; | NULL | 2037 | mallard |
| U3IBR3 | Uncharacterized protein; Fragment; | GAD1; | NULL | 512 | mallard |
| U3I7T8 | Uncharacterized protein; Fragment; | DSP; | NULL | 2806 | mallard |
| U3IEC9 | Uncharacterized protein; Fragment; | NULL | NULL | 242 | mallard |
| U3I9W6 | Uncharacterized protein; | SCRN1; | XP_005019913.1; | 414 | mallard |
| U3IEM4 | Uncharacterized protein; | BIRC7; | NULL | 374 | mallard |
| U3ICF5 | Uncharacterized protein; Fragment; | ZNF142; | NULL | 1422 | mallard |
| U3IEZ9 | Uncharacterized protein; Fragment; | CAST; | NULL | 693 | mallard |
| U3IDS8 | Uncharacterized protein; Fragment; | SCAF8; | NULL | 1281 | mallard |
| U3IFJ6 | Uncharacterized protein; Fragment; | LOC101798203; | NULL | 355 | mallard |
| U3I9L9 | Fibroblast growth factor; FGF; Fragment; | FGF3; | NULL | 146 | mallard |
| U3IFN2 | Uncharacterized protein; | GPA33; | NULL | 261 | mallard |
| U3IAJ5 | Uncharacterized protein; | SKA1; | XP_005021449.1; | 253 | mallard |
| U3IC83 | Serum amyloid A protein; | LOC101798523; | NULL | 121 | mallard |
