| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XAQ3 | Uncharacterized protein; | Sp-Hypp_303; | NULL | 601 | sea-urchin |
| W4XAP0 | Uncharacterized protein; | Sp-MlckL; | NULL | 1239 | sea-urchin |
| W4ZJR2 | Uncharacterized protein; | Sp-Clect_56; | XP_791383.1; | 204 | sea-urchin |
| W4XGH7 | Uncharacterized protein; | Sp-Pgls_1; | NULL | 186 | sea-urchin |
| W4XAZ5 | Uncharacterized protein; | NULL | NULL | 155 | sea-urchin |
| W4XIF9 | Uncharacterized protein; | NULL | NULL | 136 | sea-urchin |
| W4XB30 | Uncharacterized protein; | Sp-Gpr151L; | NULL | 339 | sea-urchin |
| W4XG51 | Uncharacterized protein; | NULL | NULL | 179 | sea-urchin |
| W4YLB9 | Uncharacterized protein; | NULL | NULL | 78 | sea-urchin |
| W4XQE5 | Uncharacterized protein; | Sp-Tmem20_6; | XP_003730919.1; | 379 | sea-urchin |
| W4Y4Z7 | Uncharacterized protein; | Sp-Nbeal1; | NULL | 2825 | sea-urchin |
| W4YAG0 | Sulfurtransferase; | Sp-Tst_1; | NULL | 304 | sea-urchin |
| W4YJL4 | Uncharacterized protein; | NULL | NULL | 181 | sea-urchin |
| W4Z6C1 | Uncharacterized protein; | Sp-Hypp_2682; | NULL | 544 | sea-urchin |
| W4XA02 | Uncharacterized protein; | Sp-Rfwd2l; | NULL | 205 | sea-urchin |
| W4YAX1 | Uncharacterized protein; | NULL | NULL | 187 | sea-urchin |
| W4YJD9 | Uncharacterized protein; | NULL | XP_785814.1; | 128 | sea-urchin |
| W4ZKI5 | Uncharacterized protein; | Sp-Eif2a_3; | NULL | 616 | sea-urchin |
| W4Z6K9 | Uncharacterized protein; | Sp-Hypp_206; | NULL | 1479 | sea-urchin |
| W4YRW2 | Uncharacterized protein; | Sp-Tie1L_1; | NULL | 362 | sea-urchin |
