| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IL75 | Uncharacterized protein; Fragment; | PGM2; | NULL | 611 | mallard |
| U3IKX4 | Uncharacterized protein; Fragment; | TAF6; | NULL | 75 | mallard |
| U3IPY0 | Uncharacterized protein; Fragment; | PWP1; | NULL | 463 | mallard |
| U3IT69 | Uncharacterized protein; Fragment; | CCDC64; | NULL | 494 | mallard |
| U3ITE9 | Uncharacterized protein; Fragment; | GSTCD; | NULL | 162 | mallard |
| U3II10 | Uncharacterized protein; Fragment; | RHBG; | NULL | 239 | mallard |
| U3IUS7 | Uncharacterized protein; Fragment; | NSFL1C; | NULL | 358 | mallard |
| U3IQ13 | Uncharacterized protein; | PAM; | NULL | 972 | mallard |
| U3IV69 | Uncharacterized protein; Fragment; | NULL | NULL | 38 | mallard |
| U3IUT4 | Uncharacterized protein; | PDZRN4; | NULL | 808 | mallard |
| U3IRJ9 | Uncharacterized protein; Fragment; | RILP; | NULL | 262 | mallard |
| U3IQX4 | Uncharacterized protein; Fragment; | SAMD12; | NULL | 187 | mallard |
| U3IN72 | Uncharacterized protein; | LBH; | XP_005022020.1; | 109 | mallard |
| U3IW63 | Histone H2A; Fragment; | NULL | NULL | 127 | mallard |
| U3IW32 | Uncharacterized protein; Fragment; | NULL | NULL | 106 | mallard |
| U3IQ60 | Uncharacterized protein; | MURC; | XP_005010670.1; | 356 | mallard |
| U3IT52 | Uncharacterized protein; | MCTP2; | NULL | 883 | mallard |
| U3IW19 | Uncharacterized protein; Fragment; | NULL | NULL | 59 | mallard |
| U3IWH2 | Uncharacterized protein; | SLC26A5; | XP_005013704.1; | 731 | mallard |
| U3IXB1 | Uncharacterized protein; | COL13A1; | NULL | 758 | mallard |
