| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IUP2 | Uncharacterized protein; Fragment; | PQLC3; | NULL | 113 | mallard |
| U3IXZ6 | Uncharacterized protein; Fragment; | CACNA2D3; | NULL | 967 | mallard |
| U3J1J7 | Uncharacterized protein; | CLIP4; | NULL | 704 | mallard |
| U3IQJ2 | Uncharacterized protein; Fragment; | ADAL; | NULL | 347 | mallard |
| U3IRP0 | Uncharacterized protein; Fragment; | USP6NL; | NULL | 839 | mallard |
| U3J222 | Uncharacterized protein; | C12orf40; | NULL | 63 | mallard |
| U3J3E7 | Uncharacterized protein; Fragment; | GCFC2; | NULL | 657 | mallard |
| U3J4L5 | Uncharacterized protein; Fragment; | C20orf96; | NULL | 252 | mallard |
| U3J4D3 | Uncharacterized protein; Fragment; | ECEL1; | NULL | 730 | mallard |
| U3IH76 | Uncharacterized protein; Fragment; | DLEC1; | NULL | 1661 | mallard |
| U3J3Q0 | Uncharacterized protein; | FAM19A1; | NULL | 128 | mallard |
| U3J2Z7 | Uncharacterized protein; | NULL | NULL | 216 | mallard |
| U3J0I1 | Uncharacterized protein; Fragment; | SMARCA1; | NULL | 982 | mallard |
| U3I472 | Uncharacterized protein; Fragment; | NULL | NULL | 1766 | mallard |
| U3J5S7 | Uncharacterized protein; | NXPH4; | NULL | 127 | mallard |
| U3J262 | Uncharacterized protein; | TECTA; | NULL | 2159 | mallard |
| U3I4J3 | Uncharacterized protein; Fragment; | HAT1; | NULL | 419 | mallard |
| U3J1R7 | Uncharacterized protein; | ADD2; | NULL | 719 | mallard |
| U3IQZ4 | Uncharacterized protein; Fragment; | KLHL33; | NULL | 581 | mallard |
| U3INN6 | Uncharacterized protein; Fragment; | RTN4IP1; | NULL | 322 | mallard |
