| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XWP1 | Uncharacterized protein; | Sp-Agbl2; | NULL | 313 | sea-urchin |
| W4XJ39 | Uncharacterized protein; | NULL | NULL | 141 | sea-urchin |
| W4XSC4 | Uncharacterized protein; | NULL | NULL | 214 | sea-urchin |
| W4XS31 | Uncharacterized protein; | Sp-Hypp_1639; | NULL | 433 | sea-urchin |
| W4XL15 | Uncharacterized protein; | NULL | NULL | 184 | sea-urchin |
| W4XRB6 | Uncharacterized protein; | Sp-Lrpap1L; | XP_800714.3; | 354 | sea-urchin |
| W4XVV3 | Uncharacterized protein; | Sp-Hypp_1729; | NULL | 418 | sea-urchin |
| W4XPB2 | Uncharacterized protein; | Sp-Enpep_1; | NULL | 198 | sea-urchin |
| W4YHC8 | Uncharacterized protein; | Sp-C7orf63_1; | NULL | 383 | sea-urchin |
| W4Y145 | Uncharacterized protein; | NULL | NULL | 94 | sea-urchin |
| W4Y1Q4 | Uncharacterized protein; | NULL | NULL | 95 | sea-urchin |
| W4YBW4 | Uncharacterized protein; Fragment; | NULL | NULL | 78 | sea-urchin |
| W4XTD7 | Uncharacterized protein; | Sp-Hypp_1674; | NULL | 355 | sea-urchin |
| W4Y6A2 | Uncharacterized protein; | NULL | NULL | 218 | sea-urchin |
| W4XTA8 | Uncharacterized protein; Fragment; | Sp-Mpdz; | NULL | 825 | sea-urchin |
| W4YDE4 | Uncharacterized protein; | Sp-D2rlL; | XP_780410.1; | 439 | sea-urchin |
| W4YEA2 | Uncharacterized protein; | Sp-Ccdc19; | NULL | 432 | sea-urchin |
| W4Y7A4 | Uncharacterized protein; | Sp-Chrna6L_2; | NULL | 629 | sea-urchin |
| W4XS86 | Uncharacterized protein; | Sp-Lim2L; | NULL | 334 | sea-urchin |
| W4Y699 | Uncharacterized protein; | NULL | NULL | 230 | sea-urchin |
