| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IB80 | Uncharacterized protein; Fragment; | CENPJ; | NULL | 738 | mallard |
| U3I9D0 | Uncharacterized protein; Fragment; | AAMP; | NULL | 300 | mallard |
| U3ICM9 | Uncharacterized protein; Fragment; | LMTK2; | NULL | 860 | mallard |
| U3I0I5 | Uncharacterized protein; | ZBTB34; | NULL | 499 | mallard |
| U3IGL9 | Uncharacterized protein; Fragment; | FLII; | NULL | 925 | mallard |
| U3IEE9 | Uncharacterized protein; Fragment; | NULL | NULL | 49 | mallard |
| U3I7X6 | Uncharacterized protein; Fragment; | TMEM205; | NULL | 179 | mallard |
| U3II69 | Uncharacterized protein; Fragment; | NULL | NULL | 29 | mallard |
| U3II62 | Uncharacterized protein; Fragment; | NULL | NULL | 593 | mallard |
| U3ICL1 | Uncharacterized protein; Fragment; | RPS23; | XP_005010799.1; | 111 | mallard |
| U3IHT8 | Uncharacterized protein; Fragment; | CCNYL1; | NULL | 291 | mallard |
| U3I2D6 | Uncharacterized protein; Fragment; | CCR9; | NULL | 376 | mallard |
| U3IIA3 | Uncharacterized protein; Fragment; | DHFR; | NULL | 161 | mallard |
| U3I8Z4 | Uncharacterized protein; Fragment; | NULL | NULL | 854 | mallard |
| U3HYP1 | Uncharacterized protein; Fragment; | ACKR2; | NULL | 349 | mallard |
| R0LQU5 | Uridine 5'-monophosphate synthase; Fragment; | NULL | NULL | 428 | mallard |
| R0M0X4 | Epigen; Fragment; | NULL | NULL | 145 | mallard |
| U3IGX4 | Uncharacterized protein; Fragment; | SNIP1; | NULL | 293 | mallard |
| U3IIL1 | Annexin; | ANXA1; | XP_005027488.1; | 341 | mallard |
| U3IJT7 | Uncharacterized protein; Fragment; | KPNA3; | NULL | 485 | mallard |
