| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XWA0 | Uncharacterized protein; Fragment; | NULL | NULL | 55 | sea-urchin |
| W4XLX5 | Uncharacterized protein; | Sp-Glyphp2; | NULL | 208 | sea-urchin |
| W4XV30 | Uncharacterized protein; | Sp-Rndl2; | NULL | 308 | sea-urchin |
| W4XYQ1 | Uncharacterized protein; Fragment; | Sp-Hypp_1792; | NULL | 316 | sea-urchin |
| W4XZS1 | Uncharacterized protein; Fragment; | NULL | NULL | 188 | sea-urchin |
| W4XYK2 | Uncharacterized protein; | NULL | NULL | 226 | sea-urchin |
| W4Y0Z2 | Uncharacterized protein; | NULL | NULL | 131 | sea-urchin |
| W4Y0E4 | Uncharacterized protein; | Sp-Hypp_1829; | NULL | 380 | sea-urchin |
| W4XRI1 | Uncharacterized protein; | Sp-Igf_5; | NULL | 2320 | sea-urchin |
| W4Y3T4 | Uncharacterized protein; | Sp-Slc22a3_3; | NULL | 555 | sea-urchin |
| W4XXX1 | Uncharacterized protein; | Sp-Slc6a7; | NULL | 326 | sea-urchin |
| W4Y5G1 | Uncharacterized protein; | Sp-Srd5a1; | NULL | 245 | sea-urchin |
| W4Y721 | Uncharacterized protein; | Sp-Tnpo3_1; | NULL | 323 | sea-urchin |
| W4XYS6 | Uncharacterized protein; | Sp-Egfr; | NULL | 1247 | sea-urchin |
| W4Y9G3 | Uncharacterized protein; | Sp-CckbrL_2; | NULL | 402 | sea-urchin |
| W4YAK7 | Uncharacterized protein; | NULL | XP_003728016.1; | 243 | sea-urchin |
| W4YAY9 | Uncharacterized protein; Fragment; | Sp-Secrtag; | NULL | 146 | sea-urchin |
| W4Y0J5 | Uncharacterized protein; | Sp-Slc23a2_1; | NULL | 648 | sea-urchin |
| W4Y6V1 | Uncharacterized protein; | Sp-Tlr181; | NULL | 385 | sea-urchin |
| W4YGS0 | Uncharacterized protein; | Sp-Ape; | NULL | 434 | sea-urchin |
