| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IL08 | Uncharacterized protein; Fragment; | NULL | NULL | 50 | mallard |
| U3IA27 | Uncharacterized protein; | TEX30; | NULL | 231 | mallard |
| U3III3 | Uncharacterized protein; Fragment; | CLSTN1; | NULL | 931 | mallard |
| U3IPB5 | Uncharacterized protein; | LOC101802891; | NULL | 85 | mallard |
| U3IEL4 | Uncharacterized protein; Fragment; | TRPA1; | NULL | 1088 | mallard |
| U3ISA0 | Uncharacterized protein; Fragment; | FTSJ3; | NULL | 754 | mallard |
| U3IH77 | Structural maintenance of chromosomes protein; | SMC4; | NULL | 1286 | mallard |
| U3IUM3 | Uncharacterized protein; Fragment; | DNAJC28; | NULL | 378 | mallard |
| U3IF77 | T-complex protein 1 subunit alpha; Fragment; | TCP1; | NULL | 535 | mallard |
| U3III4 | Uncharacterized protein; | ADRA1A; | NULL | 467 | mallard |
| U3IVB0 | Uncharacterized protein; Fragment; | TMEM119; | NULL | 36 | mallard |
| U3IVE9 | Uncharacterized protein; Fragment; | RWDD3; | NULL | 266 | mallard |
| U3IZ66 | Uncharacterized protein; | HMMR; | NULL | 758 | mallard |
| U3ISB0 | Uncharacterized protein; Fragment; | RWDD1; | NULL | 223 | mallard |
| U3IV46 | Uncharacterized protein; | LOC101799857; | NULL | 251 | mallard |
| U3J1K1 | Uncharacterized protein; Fragment; | TTC31; | NULL | 253 | mallard |
| U3IYJ8 | Uncharacterized protein; | OLFM3; | NULL | 479 | mallard |
| U3J1T1 | Uncharacterized protein; Fragment; | BACE2; | NULL | 416 | mallard |
| U3IGR5 | Uncharacterized protein; Fragment; | SLC7A5; | NULL | 291 | mallard |
| U3J2V0 | Uncharacterized protein; Fragment; | NGEF; | NULL | 522 | mallard |
