| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IFS8 | Uncharacterized protein; Fragment; | NULL | NULL | 108 | mallard |
| U3IG12 | Uncharacterized protein; | SLC25A42; | XP_005026237.1;XP_005026238.1; | 327 | mallard |
| U3IWB6 | Uncharacterized protein; | PTN; | XP_005021544.1; | 165 | mallard |
| U3IH36 | Uncharacterized protein; Fragment; | TMEM17; | NULL | 165 | mallard |
| U3IUP6 | Uncharacterized protein; | LEAP2; | NULL | 77 | mallard |
| U3IZ68 | Uncharacterized protein; | DFNB59; | XP_005013623.1; | 357 | mallard |
| U3ITA5 | Uncharacterized protein; Fragment; | NULL | NULL | 143 | mallard |
| U3IPC0 | Uncharacterized protein; Fragment; | NULL | NULL | 1099 | mallard |
| U3J0Q7 | Uncharacterized protein; Fragment; | CDKN1B; | NULL | 85 | mallard |
| U3IVI7 | Uncharacterized protein; Fragment; | MBOAT4; | NULL | 311 | mallard |
| U3J434 | Uncharacterized protein; Fragment; | OPTC; | NULL | 332 | mallard |
| U3J5I5 | Ubiquitin carboxyl-terminal hydrolase; EC 3.4.19.12; Fragment; | USP4; | NULL | 925 | mallard |
| U3J6Z0 | Uncharacterized protein; Fragment; | TANC2; | NULL | 1919 | mallard |
| U3J297 | Uncharacterized protein; | LOC101797622; | XP_005027789.1;XP_005027790.1;XP_005027791.1; | 200 | mallard |
| U3J6N8 | Uncharacterized protein; Fragment; | ACACB; | NULL | 2162 | mallard |
| U3IXD0 | Tyrosine-protein kinase; EC 2.7.10.2; Fragment; | JAK1; | NULL | 962 | mallard |
| V9HXR3 | MHC class I antigen heavy chain; Fragment; | NULL | NULL | 344 | mallard |
| U3I8L9 | Uncharacterized protein; Fragment; | PBX1; | NULL | 338 | mallard |
| U3ISN5 | Sulfotransferase; EC 2.8.2.-; | NULL | NULL | 291 | mallard |
| U3IHP0 | Metalloendopeptidase; EC 3.4.24.-; | MEP1B; | NULL | 747 | mallard |
