| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IY10 | Uncharacterized protein; Fragment; | NULL | NULL | 69 | mallard |
| U3IXR9 | Uncharacterized protein; Fragment; | LOC101794162; | NULL | 257 | mallard |
| U3IZV9 | Uncharacterized protein; | NULL | NULL | 282 | mallard |
| U3J220 | Uncharacterized protein; | TSPAN32; | XP_005019810.1; | 242 | mallard |
| U3J3F8 | Uncharacterized protein; Fragment; | NULL | NULL | 119 | mallard |
| U3IZE1 | Uncharacterized protein; | BORA; | NULL | 606 | mallard |
| U3ISM9 | Uncharacterized protein; | EP300; | NULL | 1288 | mallard |
| U3IYR9 | Amino acid transporter; | SLC1A2; | NULL | 553 | mallard |
| U3IYY7 | Uncharacterized protein; Fragment; | EPHA3; | NULL | 955 | mallard |
| U3J131 | Uncharacterized protein; Fragment; | UXS1; | NULL | 394 | mallard |
| U3J2W9 | Uncharacterized protein; Fragment; | FAM20B; | NULL | 268 | mallard |
| U3J468 | Uncharacterized protein; | NOXRED1; | NULL | 353 | mallard |
| U3J7S1 | Uncharacterized protein; Fragment; | NULL | NULL | 968 | mallard |
| U3J4M1 | Uncharacterized protein; Fragment; | NULL | NULL | 915 | mallard |
| U3J2N2 | Uncharacterized protein; Fragment; | NULL | NULL | 606 | mallard |
| U3J0Z7 | Uncharacterized protein; Fragment; | LARS2; | NULL | 755 | mallard |
| U3J907 | Uncharacterized protein; Fragment; | COBLL1; | NULL | 1149 | mallard |
| U3IQ31 | Uncharacterized protein; Fragment; | PTPN2; | NULL | 363 | mallard |
| U3J9N3 | Uncharacterized protein; Fragment; | TMEM57; | NULL | 639 | mallard |
| U3J3X3 | Uncharacterized protein; Fragment; | CCDC176; | NULL | 442 | mallard |
