| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IDT8 | Uncharacterized protein; Fragment; | GPR158; | NULL | 861 | mallard |
| U3IDP3 | Uncharacterized protein; | NULL | NULL | 127 | mallard |
| U3IF63 | Uncharacterized protein; Fragment; | NULL | NULL | 318 | mallard |
| U3IFG1 | Uncharacterized protein; Fragment; | ELL; | NULL | 564 | mallard |
| U3IEN4 | P2X purinoceptor; Fragment; | P2RX5; | NULL | 428 | mallard |
| U3IF11 | Uncharacterized protein; Fragment; | SPCS2; | NULL | 228 | mallard |
| U3I7Q1 | Uncharacterized protein; | BEND7; | NULL | 430 | mallard |
| U3IG78 | Uncharacterized protein; | CADM3; | NULL | 410 | mallard |
| U3I4L7 | Uncharacterized protein; Fragment; | CD8B; | NULL | 185 | mallard |
| U3IAR3 | Uncharacterized protein; Fragment; | RBPMS2; | NULL | 205 | mallard |
| U3I5C8 | Uncharacterized protein; | CCPG1; | NULL | 749 | mallard |
| U3J1P1 | Uncharacterized protein; Fragment; | ADAM10; | NULL | 731 | mallard |
| U3IGY0 | Uncharacterized protein; Fragment; | RAB31; | NULL | 190 | mallard |
| U3IFY2 | Uncharacterized protein; | ZNF518A; | NULL | 1511 | mallard |
| U3I9H7 | Uncharacterized protein; Fragment; | LOC101801885; | NULL | 320 | mallard |
| U3ILD0 | Uncharacterized protein; Fragment; | BHMT; | NULL | 405 | mallard |
| U3ILT7 | Uncharacterized protein; Fragment; | NULL | NULL | 308 | mallard |
| U3IME1 | Uncharacterized protein; Fragment; | AEBP2; | NULL | 280 | mallard |
| U3IM20 | Uncharacterized protein; | BRD3; | NULL | 700 | mallard |
| U3IQF8 | Uncharacterized protein; Fragment; | CAPN2; | NULL | 625 | mallard |
