| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y1G8 | Uncharacterized protein; | NULL | NULL | 283 | sea-urchin |
| W4Y6A7 | Uncharacterized protein; | NULL | NULL | 146 | sea-urchin |
| W4XAV1 | Serine/threonine-protein phosphatase 2A activator; EC 5.2.1.8; Phosphotyrosyl phosphatase activator; | Sp-Ppp2r4; | NULL | 298 | sea-urchin |
| W4XHI1 | Ubiquitin carboxyl-terminal hydrolase; EC 3.4.19.12; | Sp-Usp9Y; | NULL | 2598 | sea-urchin |
| W4XL64 | Uncharacterized protein; | Sp-Tuba2; | NULL | 394 | sea-urchin |
| W4YGY9 | Uncharacterized protein; | Sp-Tlr079; | NULL | 850 | sea-urchin |
| W4XJ90 | Uncharacterized protein; | NULL | NULL | 129 | sea-urchin |
| W4YUZ2 | Serine--pyruvate aminotransferase; EC 2.6.1.44; EC 2.6.1.51; Alanine--glyoxylate aminotransferase; | Sp-Agxt; | NULL | 394 | sea-urchin |
| W4XKS5 | Polypeptide N-acetylgalactosaminyltransferase; EC 2.4.1.-; Protein-UDP acetylgalactosaminyltransferase; | Sp-Galnt7-2; | NULL | 443 | sea-urchin |
| W4YU03 | Uncharacterized protein; | Sp-Catsper1; | NULL | 365 | sea-urchin |
| W4XGQ6 | Uncharacterized protein; | Sp-Pla2g3; | NULL | 396 | sea-urchin |
| W4YGL3 | Uncharacterized protein; Fragment; | NULL | NULL | 260 | sea-urchin |
| W4YI58 | Uncharacterized protein; | NULL | NULL | 246 | sea-urchin |
| W4XFR0 | Uncharacterized protein; | Sp-Tlr013; | NULL | 935 | sea-urchin |
| W4ZB03 | Uncharacterized protein; | Sp-EchnL; | NULL | 715 | sea-urchin |
| W4XAM1 | Uncharacterized protein; | NULL | NULL | 108 | sea-urchin |
| W4YDD6 | Uncharacterized protein; | NULL | NULL | 267 | sea-urchin |
| W4XWG0 | Uncharacterized protein; | Sp-CcLta1.2; | NULL | 2107 | sea-urchin |
| W4ZEX4 | Uncharacterized protein; | Sp-Lnb/7Tm/GpcrE; | NULL | 1604 | sea-urchin |
| W4YTM1 | Uncharacterized protein; | Sp-Krp110; | NULL | 626 | sea-urchin |
