| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3ISF1 | Uncharacterized protein; | PIK3R4; | NULL | 1362 | mallard |
| U3J480 | Uncharacterized protein; Fragment; | NULL | NULL | 94 | mallard |
| U3J738 | Uncharacterized protein; Fragment; | NULL | NULL | 303 | mallard |
| U3ILU6 | Uncharacterized protein; Fragment; | SIL1; | NULL | 389 | mallard |
| U3J0B5 | Uncharacterized protein; | NRGN; | XP_005021151.1; | 73 | mallard |
| U3J7I3 | Uncharacterized protein; Fragment; | NPTN; | NULL | 340 | mallard |
| U3J7L7 | Uncharacterized protein; | LRRC8C; | NULL | 807 | mallard |
| U3J3N5 | Uncharacterized protein; Fragment; | DDHD2; | NULL | 597 | mallard |
| U3IS62 | Uncharacterized protein; | GRAMD1B; | NULL | 738 | mallard |
| U3ID32 | Uncharacterized protein; Fragment; | BRPF1; | NULL | 936 | mallard |
| U3J343 | Uncharacterized protein; Fragment; | CCDC92; | NULL | 332 | mallard |
| U3J7R6 | Uncharacterized protein; Fragment; | C15orf27; | NULL | 542 | mallard |
| U3J7Z1 | Uncharacterized protein; Fragment; | WDR59; | NULL | 958 | mallard |
| U3J813 | Uncharacterized protein; Fragment; | LOC101804199; | NULL | 281 | mallard |
| U3IPX0 | Uncharacterized protein; | MAF1; | NULL | 228 | mallard |
| U3HZ10 | Olfactory receptor; Fragment; | LOC101795136; | NULL | 320 | mallard |
| U3HYZ3 | Uncharacterized protein; Fragment; | NULL | NULL | 27 | mallard |
| U3I450 | Uncharacterized protein; Fragment; | NULL | NULL | 240 | mallard |
| U3J770 | Uncharacterized protein; Fragment; | C6orf58; | NULL | 364 | mallard |
| U3IZL3 | Uncharacterized protein; Fragment; | TEK; | NULL | 1125 | mallard |
