| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3ISU6 | Uncharacterized protein; Fragment; | UBTD1; | NULL | 181 | mallard |
| U3J2J3 | Uncharacterized protein; Fragment; | ESRP1; | NULL | 690 | mallard |
| U3IWF0 | Uncharacterized protein; | PAK4; | NULL | 412 | mallard |
| U3J9E1 | Uncharacterized protein; Fragment; | PDE4DIP; | NULL | 2155 | mallard |
| U3J204 | Uncharacterized protein; Fragment; | ILF3; | NULL | 893 | mallard |
| U3IU28 | Uncharacterized protein; Fragment; | HTRA3; | NULL | 434 | mallard |
| U3J503 | Uncharacterized protein; Fragment; | NULL | NULL | 273 | mallard |
| U3J418 | Uncharacterized protein; Fragment; | NULL | NULL | 63 | mallard |
| U3I4D4 | Uncharacterized protein; Fragment; | DCSTAMP; | NULL | 472 | mallard |
| U3IF49 | Uncharacterized protein; | BCL11B; | NULL | 871 | mallard |
| U3I0J7 | Uncharacterized protein; | EXPH5; | NULL | 111 | mallard |
| U3J4C0 | Uncharacterized protein; Fragment; | LDB3; | NULL | 707 | mallard |
| U3J9B3 | Uncharacterized protein; Fragment; | PTPRQ; | NULL | 2308 | mallard |
| U3J111 | Uncharacterized protein; Fragment; | KCNMB4; | NULL | 99 | mallard |
| U3IBK7 | Uncharacterized protein; Fragment; | NULL | NULL | 172 | mallard |
| U3I9C3 | Uncharacterized protein; Fragment; | MRPL2; | NULL | 86 | mallard |
| U3IH26 | Uncharacterized protein; | KLHDC2; | NULL | 407 | mallard |
| U3I8Y3 | Uncharacterized protein; Fragment; | VAMP4; | NULL | 120 | mallard |
| U3IF69 | Uncharacterized protein; Fragment; | NULL | NULL | 769 | mallard |
| U3IA11 | Uncharacterized protein; Fragment; | GXYLT1; | NULL | 368 | mallard |
