| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3ISH9 | Catalase; EC 1.11.1.6; Fragment; | CAT; | NULL | 507 | mallard |
| U3ILE1 | Uncharacterized protein; Fragment; | RPL3L; | NULL | 416 | mallard |
| U3IL55 | Uncharacterized protein; Fragment; | CEBPB; | NULL | 120 | mallard |
| U3IMA4 | Uncharacterized protein; Fragment; | GTF3C6; | NULL | 201 | mallard |
| U3IN09 | Uncharacterized protein; Fragment; | SYPL2; | NULL | 126 | mallard |
| U3IVB1 | Uncharacterized protein; Fragment; | TAF5; | NULL | 626 | mallard |
| U3J8I6 | Uncharacterized protein; | PTPRZ1; | NULL | 2263 | mallard |
| U3J1K3 | Uncharacterized protein; Fragment; | LOC101789899; | NULL | 382 | mallard |
| U3IZL6 | Uncharacterized protein; Fragment; | HMGA2; | NULL | 46 | mallard |
| U3IQD7 | Uncharacterized protein; Fragment; | PI4K2B; | NULL | 396 | mallard |
| U3J4D6 | Uncharacterized protein; | NULL | NULL | 710 | mallard |
| U3ITW3 | Uncharacterized protein; Fragment; | TTC14; | NULL | 713 | mallard |
| U3J581 | Uncharacterized protein; Fragment; | NULL | NULL | 66 | mallard |
| R0J758 | Uncharacterized protein; | NULL | NULL | 69 | mallard |
| R0J9S0 | Uncharacterized protein; | NULL | NULL | 566 | mallard |
| K4MTN8 | Very low density lipoprotein receptor transcript variant 2; Fragment; | NULL | NULL | 207 | mallard |
| R0JDA8 | Anaphase-promoting complex subunit 5; Fragment; | NULL | NULL | 761 | mallard |
| U3J0T6 | Fibroblast growth factor; FGF; Fragment; | FGF20; | NULL | 114 | mallard |
| R0JCC7 | Transmembrane protein 53-B; Fragment; | NULL | NULL | 216 | mallard |
| R0JUI0 | UPF0492 protein C20orf94; Fragment; | NULL | NULL | 414 | mallard |
