| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| E2R2M6 | Uncharacterized protein; | RFC4; | XP_535837.1; | 363 | dog |
| E2R269 | Uncharacterized protein; | VCPIP1; | XP_544109.2; | 1220 | dog |
| E2RA46 | Uncharacterized protein; Fragment; | EWSR1; | NULL | 619 | dog |
| E2R8Z1 | Uncharacterized protein; | DPP9; | XP_005633082.1;XP_005633083.1; | 891 | dog |
| E2RGI2 | Uncharacterized protein; | SLC45A4; | XP_539181.4; | 775 | dog |
| E2R4M3 | Uncharacterized protein; | B3GALNT2; | XP_536338.2; | 504 | dog |
| E2RT81 | Uncharacterized protein; | MRPL13; | NULL | 179 | dog |
| E2RI54 | Olfactory receptor; | OR2W3; | NULL | 324 | dog |
| E2RLR8 | O-acyltransferase; | SOAT2; | NULL | 524 | dog |
| E2R3Q7 | Uncharacterized protein; | NULL | NULL | 528 | dog |
| E2QSP0 | Uncharacterized protein; | AK8; | XP_849710.1; | 479 | dog |
| E2R585 | Uncharacterized protein; | HGNC:9982; | NULL | 966 | dog |
| E2R4Y9 | Uncharacterized protein; | DDX59; | XP_005622329.1;XP_005622330.1;XP_537128.3; | 623 | dog |
| E2RM47 | Uncharacterized protein; | SEC14L3; | NULL | 191 | dog |
| E2R500 | Uncharacterized protein; | NULL | NULL | 1118 | dog |
| E2RCJ3 | Uncharacterized protein; | TMEM214; | NULL | 687 | dog |
| E2RAB2 | Ribosome-binding protein 1; | RRBP1; | NULL | 1424 | dog |
| E2RBV9 | Uncharacterized protein; | SLA; | XP_005628010.1;XP_850918.2; | 276 | dog |
| E2RH85 | Uncharacterized protein; | PIK3R2; | XP_852406.2; | 726 | dog |
| E2RFB5 | Uncharacterized protein; | GRIK5; | NULL | 980 | dog |
