| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| U3ILY8 | Uncharacterized protein; Fragment; | C9orf78; | NULL | 290 | mallard |
| U3IJ51 | Uncharacterized protein; Fragment; | TUBA1C; | NULL | 454 | mallard |
| U3IVJ7 | Uncharacterized protein; Fragment; | GPR171; | NULL | 335 | mallard |
| U3IUM7 | Uncharacterized protein; | TMEM50B; | XP_005013886.1;XP_005013887.1; | 158 | mallard |
| U3IX82 | Uncharacterized protein; Fragment; | CSRNP2; | NULL | 137 | mallard |
| U3IPP0 | Uncharacterized protein; Fragment; | ORC6; | NULL | 191 | mallard |
| U3IWZ3 | Uncharacterized protein; Fragment; | NULL | NULL | 384 | mallard |
| U3IQT0 | Uncharacterized protein; | RAD21L1; | NULL | 638 | mallard |
| U3I9P1 | Uncharacterized protein; | LOC101801476; | NULL | 1339 | mallard |
| U3IQV9 | Uncharacterized protein; Fragment; | ALAS1; | NULL | 580 | mallard |
| U3IMU2 | Uncharacterized protein; | KRT23; | NULL | 434 | mallard |
| U3IZX0 | Uncharacterized protein; Fragment; | PKD2L2; | NULL | 609 | mallard |
| U3J544 | Uncharacterized protein; | LOC101802378; | NULL | 529 | mallard |
| U3IQW3 | Metalloendopeptidase; EC 3.4.24.-; Fragment; | TLL2; | NULL | 800 | mallard |
| U3IVL4 | Uncharacterized protein; Fragment; | SH3TC1; | NULL | 1244 | mallard |
| U3IUY0 | Uncharacterized protein; Fragment; | FOXO3; | NULL | 468 | mallard |
| U3J8P8 | Uncharacterized protein; Fragment; | ADAM20; | NULL | 725 | mallard |
| U3J6I7 | Uncharacterized protein; Fragment; | MON2; | NULL | 1678 | mallard |
| U3J2W4 | Uncharacterized protein; Fragment; | CASD1; | NULL | 758 | mallard |
| U3HZ53 | Uncharacterized protein; Fragment; | NULL | NULL | 57 | mallard |
