| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3ISD6 | Uncharacterized protein; Fragment; | ATXN10; | NULL | 439 | mallard |
| U3IUK3 | Uncharacterized protein; | CFAP97; | NULL | 508 | mallard |
| U3I9E4 | Uncharacterized protein; Fragment; | NEDD4; | NULL | 955 | mallard |
| U3IJ39 | Uncharacterized protein; | AHNAK; | NULL | 5537 | mallard |
| U3IX65 | Uncharacterized protein; Fragment; | BSDC1; | NULL | 434 | mallard |
| U3IV18 | Uncharacterized protein; Fragment; | IL10RB; | NULL | 318 | mallard |
| U3IX32 | Uncharacterized protein; | LNP1; | NULL | 179 | mallard |
| U3IHL1 | Uncharacterized protein; | RABGEF1; | NULL | 492 | mallard |
| U3IXC3 | Uncharacterized protein; Fragment; | SERPINA1; | NULL | 424 | mallard |
| U3IV90 | Uncharacterized protein; Fragment; | FAM188B; | NULL | 622 | mallard |
| U3IWU3 | Sodium channel protein; Fragment; | SCN5A; | NULL | 793 | mallard |
| U3IYD6 | Uncharacterized protein; Fragment; | NULL | NULL | 160 | mallard |
| U3IRT5 | Uncharacterized protein; | CCDC51; | NULL | 383 | mallard |
| U3IJI0 | Uncharacterized protein; Fragment; | ADAM17; | NULL | 826 | mallard |
| U3IJ50 | Uncharacterized protein; | NCOA2; | NULL | 1449 | mallard |
| U3IXP8 | Uncharacterized protein; | SLC2A8; | NULL | 482 | mallard |
| U3IYG4 | Uncharacterized protein; Fragment; | PPT1; | NULL | 137 | mallard |
| U3J1J5 | Uncharacterized protein; Fragment; | TTC31; | NULL | 204 | mallard |
| U3J0X1 | Uncharacterized protein; Fragment; | B3GNT7; | NULL | 403 | mallard |
| U3J206 | Uncharacterized protein; Fragment; | LOC101801182; | NULL | 404 | mallard |
