| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XJU9 | Uncharacterized protein; | Sp-YP30/FascL; | XP_790107.1; | 307 | sea-urchin |
| W4Y4J0 | Uncharacterized protein; | Sp-Pa2g4L; | XP_780193.1; | 402 | sea-urchin |
| W4YAL1 | Uncharacterized protein; | Sp-Rnase3l; | NULL | 1237 | sea-urchin |
| W4YWW9 | Uncharacterized protein; | Sp-Srp54; | NULL | 484 | sea-urchin |
| W4X9L6 | Uncharacterized protein; | Sp-Ank42L; | NULL | 476 | sea-urchin |
| W4XCV8 | Uncharacterized protein; | NULL | NULL | 144 | sea-urchin |
| W4XHX9 | Uncharacterized protein; | NULL | NULL | 225 | sea-urchin |
| W4XJB6 | Uncharacterized protein; | Sp-Rxfp2L_3; | NULL | 344 | sea-urchin |
| W4XJ18 | Uncharacterized protein; | Sp-Gpr52L; | NULL | 347 | sea-urchin |
| W4XVY1 | Uncharacterized protein; | Sp-C14orf104L; | XP_790765.1; | 969 | sea-urchin |
| W4XCX7 | Uncharacterized protein; | Sp-Nin; | NULL | 1462 | sea-urchin |
| W4XKK9 | Uncharacterized protein; | Sp-Kiaa1822; | NULL | 814 | sea-urchin |
| W4XK24 | Uncharacterized protein; | Sp-Ncapg2; | XP_788126.1; | 1180 | sea-urchin |
| W4XPQ7 | Uncharacterized protein; | Sp-Gtpbp6; | NULL | 591 | sea-urchin |
| W4XQD5 | Uncharacterized protein; | NULL | NULL | 283 | sea-urchin |
| W4XR39 | Uncharacterized protein; | Sp-Sphk1; | NULL | 642 | sea-urchin |
| W4XRD5 | Uncharacterized protein; | Sp-Mpi; | NULL | 476 | sea-urchin |
| W4XQ55 | Uncharacterized protein; | Sp-Unc44_278; | NULL | 574 | sea-urchin |
| W4XPG7 | Uncharacterized protein; | Sp-C5orf33; | NULL | 362 | sea-urchin |
| W4XS63 | Uncharacterized protein; | Sp-Hypp_472; | NULL | 714 | sea-urchin |
