| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZER7 | Uncharacterized protein; | NULL | NULL | 175 | sea-urchin |
| W4XKL5 | Uncharacterized protein; | NULL | NULL | 146 | sea-urchin |
| W4YRM7 | Uncharacterized protein; | Sp-Endrvt98; | NULL | 532 | sea-urchin |
| W4XLL6 | Uncharacterized protein; | NULL | NULL | 119 | sea-urchin |
| W4ZAY9 | Uncharacterized protein; | NULL | NULL | 255 | sea-urchin |
| W4XM51 | Uncharacterized protein; | NULL | NULL | 62 | sea-urchin |
| W4XNB1 | Uncharacterized protein; | NULL | NULL | 299 | sea-urchin |
| W4XSS5 | Uncharacterized protein; | NULL | NULL | 266 | sea-urchin |
| W4XVB6 | Uncharacterized protein; | NULL | NULL | 47 | sea-urchin |
| W4XU56 | Uncharacterized protein; | NULL | NULL | 184 | sea-urchin |
| W4XVJ8 | Uncharacterized protein; | NULL | XP_781177.2; | 274 | sea-urchin |
| W4ZHY2 | Uncharacterized protein; | NULL | NULL | 199 | sea-urchin |
| W4XFT4 | Uncharacterized protein; | Sp-Unc44L_23; | NULL | 1723 | sea-urchin |
| W4XXQ0 | Uncharacterized protein; | Sp-Agtr1; | XP_003726179.1; | 395 | sea-urchin |
| W4Y0C6 | Uncharacterized protein; | NULL | NULL | 296 | sea-urchin |
| W4XXP7 | Uncharacterized protein; | NULL | NULL | 145 | sea-urchin |
| W4YBF7 | Uncharacterized protein; | NULL | NULL | 124 | sea-urchin |
| W4XVH5 | Uncharacterized protein; | Sp-Adrb2L_1; | XP_789445.1; | 349 | sea-urchin |
| W4Y0L4 | Uncharacterized protein; | NULL | NULL | 216 | sea-urchin |
| W4XRV4 | Uncharacterized protein; | NULL | NULL | 192 | sea-urchin |
