| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3IKJ2 | Uncharacterized protein; Fragment; | TRIP12; | NULL | 1983 | mallard |
| U3I1I7 | Uncharacterized protein; Fragment; | NULL | NULL | 33 | mallard |
| U3J8A2 | Uncharacterized protein; Fragment; | NULL | NULL | 682 | mallard |
| U3IR20 | Uncharacterized protein; | SLC22A3; | NULL | 550 | mallard |
| U3I5K4 | Uncharacterized protein; Fragment; | ASAP3; | NULL | 585 | mallard |
| U3I3Z8 | Uncharacterized protein; Fragment; | DIP2C; | NULL | 1502 | mallard |
| U3IV31 | Uncharacterized protein; Fragment; | LOC101791380; | NULL | 95 | mallard |
| U3I3S5 | Uncharacterized protein; | NNT; | NULL | 1090 | mallard |
| U3I4L2 | Uncharacterized protein; Fragment; | NULL | NULL | 174 | mallard |
| U3I7Y7 | Uncharacterized protein; Fragment; | OCIAD2; | NULL | 230 | mallard |
| U3HZ40 | Uncharacterized protein; Fragment; | NULL | NULL | 30 | mallard |
| U3HYP0 | Taste receptor type 2; Fragment; | LOC101795902; | NULL | 284 | mallard |
| U3I6M5 | Uncharacterized protein; Fragment; | AP4E1; | NULL | 1097 | mallard |
| U3J5A3 | Uncharacterized protein; Fragment; | ZRANB3; | NULL | 1045 | mallard |
| U3I5Z8 | Uncharacterized protein; | SPARCL1; | NULL | 680 | mallard |
| U3I504 | Uncharacterized protein; Fragment; | PDPR; | NULL | 824 | mallard |
| U3INI7 | Uncharacterized protein; Fragment; | NULL | NULL | 727 | mallard |
| U3IUH6 | Uncharacterized protein; Fragment; | RGS14; | NULL | 486 | mallard |
| U3IA97 | Uncharacterized protein; Fragment; | LOC101802752; | NULL | 238 | mallard |
| U3IAV2 | Uncharacterized protein; Fragment; | NULL | NULL | 125 | mallard |
