| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3INP8 | Uncharacterized protein; | PLA2G12B; | NULL | 198 | mallard |
| U3IGH6 | Uncharacterized protein; | ZMYM2; | NULL | 1373 | mallard |
| U3I8B5 | Uncharacterized protein; Fragment; | EML1; | NULL | 808 | mallard |
| U3INL6 | Uncharacterized protein; Fragment; | ONECUT1; | NULL | 339 | mallard |
| U3IGD0 | Uncharacterized protein; | NULL | NULL | 86 | mallard |
| U3IKH0 | Uncharacterized protein; Fragment; | NDUFV2; | NULL | 232 | mallard |
| U3IRI4 | Uncharacterized protein; Fragment; | GABRA3; | NULL | 473 | mallard |
| U3IKS2 | Uncharacterized protein; Fragment; | LOC101794886; | NULL | 208 | mallard |
| U3IHC4 | Uncharacterized protein; Fragment; | NULL | NULL | 925 | mallard |
| U3IXU9 | Uncharacterized protein; Fragment; | LSM7; | NULL | 101 | mallard |
| U3IY01 | Piwi-like protein; | PIWIL1; | XP_005018129.1; | 867 | mallard |
| U3IV14 | Uncharacterized protein; Fragment; | NULL | NULL | 48 | mallard |
| R0L6N2 | Vacuolar proton pump subunit H; Fragment; | NULL | NULL | 459 | mallard |
| U3IW27 | Uncharacterized protein; Fragment; | C9orf64; | NULL | 161 | mallard |
| U3IYM1 | Uncharacterized protein; Fragment; | NULL | NULL | 483 | mallard |
| U3INT4 | Uncharacterized protein; Fragment; | DPP4; | NULL | 756 | mallard |
| U3IYK0 | Uncharacterized protein; Fragment; | PNN; | NULL | 654 | mallard |
| U3IKH4 | Uncharacterized protein; Fragment; | PRUNE2; | NULL | 2681 | mallard |
| U3J212 | Uncharacterized protein; Fragment; | PLXDC2; | NULL | 486 | mallard |
| U3IYE7 | Uncharacterized protein; Fragment; | NULL | NULL | 511 | mallard |
