| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3I3K5 | P2X purinoceptor; Fragment; | P2RX7; | NULL | 563 | mallard |
| U3I8S1 | Uncharacterized protein; | ACSBG2; | NULL | 726 | mallard |
| U3ICA0 | Uncharacterized protein; Fragment; | CC2D2A; | NULL | 1519 | mallard |
| U3ID07 | Uncharacterized protein; Fragment; | C1S; | NULL | 691 | mallard |
| U3IAH3 | Uncharacterized protein; Fragment; | LSG1; | NULL | 587 | mallard |
| U3IET5 | Uncharacterized protein; Fragment; | NULL | NULL | 90 | mallard |
| U3IBR1 | Uncharacterized protein; | GLI1; | NULL | 1122 | mallard |
| U3IFV6 | Uncharacterized protein; Fragment; | PRPF38B; | NULL | 447 | mallard |
| U3IDC7 | Uncharacterized protein; Fragment; | NULL | NULL | 117 | mallard |
| U3IIM1 | Uncharacterized protein; Fragment; | PCDH1; | NULL | 1203 | mallard |
| U3IHZ4 | Uncharacterized protein; Fragment; | MYO19; | NULL | 961 | mallard |
| U3IJQ4 | Uncharacterized protein; | LOC101793645; | NULL | 533 | mallard |
| U3ID25 | Uncharacterized protein; Fragment; | DLG1; | NULL | 908 | mallard |
| U3IF12 | Uncharacterized protein; | LOC101799400; | NULL | 206 | mallard |
| U3IGN6 | Uncharacterized protein; | LIMA1; | NULL | 761 | mallard |
| U3INI5 | Uncharacterized protein; Fragment; | CLK3; | NULL | 475 | mallard |
| U3IJN8 | Uncharacterized protein; Fragment; | DPH6; | NULL | 250 | mallard |
| U3IQ70 | Uncharacterized protein; Fragment; | PKD1L2; | NULL | 2475 | mallard |
| U3IFQ7 | Uncharacterized protein; Fragment; | ARMC6; | NULL | 501 | mallard |
| U3IK33 | Uncharacterized protein; | NULL | NULL | 40 | mallard |
