| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| E2R5S3 | Claudin; | CLDN7; | XP_546584.3; | 211 | dog |
| E2R7W2 | Uncharacterized protein; | TCHP; | XP_534716.3; | 500 | dog |
| E2QWM9 | Ubiquitin carboxyl-terminal hydrolase; EC 3.4.19.12; | UCHL5; | XP_536116.2; | 329 | dog |
| E2R5V2 | Uncharacterized protein; | SLC43A2; | XP_548313.2; | 568 | dog |
| E2RAG1 | Uncharacterized protein; | RCL1; | XP_541299.3; | 373 | dog |
| E2R5A5 | Uncharacterized protein; | RAB31; | XP_850610.2; | 195 | dog |
| E2RA66 | Uncharacterized protein; | PAK3; | XP_549187.2; | 544 | dog |
| E2RJN9 | Uncharacterized protein; | CDH22; | XP_543030.2; | 825 | dog |
| E2RAZ5 | Uncharacterized protein; | FILIP1L; | NULL | 1132 | dog |
| E2RPI5 | Uncharacterized protein; | LIPT1; | NULL | 381 | dog |
| E2R954 | Uncharacterized protein; Fragment; | DDA1; | NULL | 101 | dog |
| E2RG78 | Uncharacterized protein; | POLR3F; | XP_857138.2; | 316 | dog |
| E2RFN4 | Uncharacterized protein; | ARPP21; | XP_858624.1; | 810 | dog |
| E2RQF4 | Uncharacterized protein; Fragment; | TRMT13; | NULL | 317 | dog |
| E2RBR4 | Muscarinic acetylcholine receptor; | CHRM5; | XP_005638246.1;XP_005638247.1; | 532 | dog |
| E2RJR5 | Uncharacterized protein; | NULL | NULL | 249 | dog |
| E2R4Q1 | Uncharacterized protein; | LRP1; | NULL | 4528 | dog |
| E2RRA5 | Uncharacterized protein; Fragment; | MKRN1; | NULL | 487 | dog |
| E2RSD5 | Uncharacterized protein; | VASH2; | XP_858094.1; | 311 | dog |
| E2RL32 | Uncharacterized protein; | TRAPPC8; | NULL | 1434 | dog |
