| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IEE0 | Uncharacterized protein; Fragment; | C8orf33; | NULL | 229 | mallard |
| U3ICE6 | Uncharacterized protein; | BBX; | NULL | 918 | mallard |
| U3ID72 | Uncharacterized protein; Fragment; | CNPY2; | NULL | 151 | mallard |
| U3IH24 | Uncharacterized protein; Fragment; | DALRD3; | NULL | 355 | mallard |
| U3IH37 | Uncharacterized protein; Fragment; | ATRNL1; | NULL | 1217 | mallard |
| U3IDJ3 | Uncharacterized protein; Fragment; | HPD; | NULL | 392 | mallard |
| U3J6C3 | Uncharacterized protein; | JADE1; | NULL | 841 | mallard |
| U3I3D4 | Uncharacterized protein; | SMYD1; | NULL | 492 | mallard |
| U3IJY2 | Uncharacterized protein; Fragment; | SMIM20; | NULL | 58 | mallard |
| U3IJE7 | Uncharacterized protein; | ZBTB41; | XP_005027364.1; | 905 | mallard |
| U3II04 | Uncharacterized protein; Fragment; | GRIN3B; | NULL | 841 | mallard |
| U3IMI5 | Uncharacterized protein; Fragment; | NULL | NULL | 248 | mallard |
| U3IJ10 | Uncharacterized protein; Fragment; | COPS8; | NULL | 185 | mallard |
| U3INA5 | Uncharacterized protein; Fragment; | CDK15; | NULL | 397 | mallard |
| U3IQV5 | Uncharacterized protein; Fragment; | FRRS1L; | NULL | 185 | mallard |
| U3IQ61 | Uncharacterized protein; Fragment; | NULL | NULL | 97 | mallard |
| U3IPF6 | Uncharacterized protein; Fragment; | ETAA1; | NULL | 761 | mallard |
| U3IPM2 | Uncharacterized protein; Fragment; | CADM2; | NULL | 316 | mallard |
| U3IFC7 | Uncharacterized protein; Fragment; | TSG101; | NULL | 392 | mallard |
| U3ITG4 | Uncharacterized protein; Fragment; | TLCD2; | NULL | 243 | mallard |
