| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3I8S8 | Uncharacterized protein; | UBOX5; | XP_005010183.1; | 534 | mallard |
| U3I5P4 | Uncharacterized protein; Fragment; | LOC101791416; | NULL | 542 | mallard |
| U3I984 | Uncharacterized protein; Fragment; | GSPT1; | NULL | 523 | mallard |
| U3I8B8 | Uncharacterized protein; Fragment; | OPA1; | NULL | 977 | mallard |
| U3HYF7 | Olfactory receptor; Fragment; | LOC101798531; | NULL | 318 | mallard |
| U3IJP6 | Uncharacterized protein; Fragment; | NULL | NULL | 375 | mallard |
| U3IIS7 | Integrin beta; Fragment; | ITGB5; | NULL | 809 | mallard |
| U3IBT1 | Uncharacterized protein; Fragment; | NULL | NULL | 71 | mallard |
| U3IJX1 | Uncharacterized protein; Fragment; | NULL | NULL | 630 | mallard |
| U3IFJ7 | Uncharacterized protein; | FHOD3; | NULL | 1253 | mallard |
| U3IIB1 | Uncharacterized protein; | BEST1; | NULL | 518 | mallard |
| U3IH83 | Uncharacterized protein; Fragment; | HDAC2; | NULL | 482 | mallard |
| U3IK40 | Uncharacterized protein; Fragment; | RSPH1; | NULL | 299 | mallard |
| U3I619 | Uncharacterized protein; Fragment; | LHFPL3; | NULL | 184 | mallard |
| U3IKF1 | Uncharacterized protein; Fragment; | NULL | NULL | 139 | mallard |
| U3INN3 | Uncharacterized protein; Fragment; | C2CD2L; | NULL | 609 | mallard |
| U3IEM0 | Uncharacterized protein; Fragment; | CASZ1; | NULL | 1746 | mallard |
| U3IRM7 | Uncharacterized protein; Fragment; | DCBLD2; | NULL | 682 | mallard |
| U3IQ30 | Uncharacterized protein; Fragment; | SLC38A2; | NULL | 493 | mallard |
| U3ICA4 | Uncharacterized protein; Fragment; | SLC17A9; | NULL | 439 | mallard |
