| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3I3R2 | Uncharacterized protein; Fragment; | LOC101798707; | NULL | 304 | mallard |
| U3IF09 | Uncharacterized protein; Fragment; | ACAA1; | NULL | 424 | mallard |
| U3I631 | Uncharacterized protein; Fragment; | FZD6; | NULL | 706 | mallard |
| U3J6C1 | Uncharacterized protein; Fragment; | LTBP2; | NULL | 1665 | mallard |
| U3INM5 | Uncharacterized protein; Fragment; | NOP56; | NULL | 98 | mallard |
| U3J4M3 | Uncharacterized protein; Fragment; | ACSM5; | NULL | 585 | mallard |
| U3IKT8 | Uncharacterized protein; | GGT1; | NULL | 590 | mallard |
| U3J9Y9 | Uncharacterized protein; Fragment; | ARHGAP22; | NULL | 597 | mallard |
| U3IG70 | Uncharacterized protein; Fragment; | NULL | NULL | 128 | mallard |
| U3IA71 | Uncharacterized protein; Fragment; | LOC101790497; | NULL | 180 | mallard |
| U3IFF3 | Uncharacterized protein; Fragment; | NULL | NULL | 124 | mallard |
| U3ILD1 | Uncharacterized protein; Fragment; | DNAJC16; | NULL | 690 | mallard |
| U3ILH9 | Uncharacterized protein; Fragment; | PABPC1L; | NULL | 620 | mallard |
| U3ILA7 | Uncharacterized protein; Fragment; | JMY; | NULL | 633 | mallard |
| U3ILE7 | Uncharacterized protein; Fragment; | SLC4A10; | NULL | 1083 | mallard |
| U3IPP2 | Uncharacterized protein; Fragment; | OLFM4; | NULL | 467 | mallard |
| U3IQ69 | Sugar transporter SWEET; Fragment; | SLC50A1; | NULL | 186 | mallard |
| U3IF75 | Histone acetyltransferase; EC 2.3.1.48; | KAT6A; | NULL | 1945 | mallard |
| U3IQD1 | Uncharacterized protein; | LOC101801689; | NULL | 1983 | mallard |
| U3IIK1 | Uncharacterized protein; Fragment; | NULL | NULL | 976 | mallard |
