| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| E2RSX9 | Uncharacterized protein; | IFI6; | XP_535344.1; | 134 | dog |
| Q95240 | Growth hormone; Fragment; | growth; hormone/; GH; | NULL | 143 | dog |
| E2R1H0 | Uncharacterized protein; Fragment; | WFDC5; | NULL | 122 | dog |
| E2QXD4 | Uncharacterized protein; | LRRC9; | NULL | 1437 | dog |
| E2R158 | Uncharacterized protein; | PPM1A; | NULL | 382 | dog |
| E2QU50 | Uncharacterized protein; | FIBCD1; | XP_548412.2; | 461 | dog |
| E2QW63 | Olfactory receptor; Fragment; | OR51Q1; | NULL | 321 | dog |
| E2R4E3 | Uncharacterized protein; | WIF1; | XP_538269.2; | 379 | dog |
| E2QU14 | Uncharacterized protein; | ERI1; | XP_539997.2; | 349 | dog |
| E2RA01 | Uncharacterized protein; | ZNF644; | XP_005622003.1; | 1327 | dog |
| E2RE34 | Uncharacterized protein; | LOC608513; | XP_850590.1; | 301 | dog |
| E2R9B7 | Uncharacterized protein; | POLR2M; | XP_003640105.1; | 371 | dog |
| E2R944 | Uncharacterized protein; | HNRNPL; | XP_005616666.1; | 588 | dog |
| E2RF49 | Uncharacterized protein; | TMEM14A; | NULL | 97 | dog |
| E2RSF5 | Uncharacterized protein; | EFCAB14; | XP_539624.3; | 494 | dog |
| E2RIM2 | Uncharacterized protein; | ALG9; | NULL | 611 | dog |
| E2RPG6 | Uncharacterized protein; | OIP5; | XP_003640092.1; | 229 | dog |
| E2RTE2 | Uncharacterized protein; | GIP; | NULL | 144 | dog |
| E2RPR2 | Uncharacterized protein; | NULL | NULL | 132 | dog |
| E2RIS1 | Uncharacterized protein; | NECAB3; | XP_851175.1; | 359 | dog |
