| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XH22 | Uncharacterized protein; | Sp-Myt1-2; | NULL | 429 | sea-urchin |
| W4YQ95 | Uncharacterized protein; | NULL | XP_003728227.1;XP_785258.2; | 266 | sea-urchin |
| W4XH99 | Uncharacterized protein; | NULL | NULL | 146 | sea-urchin |
| W4XVD9 | Uncharacterized protein; | Sp-Lrch3; | NULL | 559 | sea-urchin |
| W4YAB0 | Malate dehydrogenase; EC 1.1.1.37; | Sp-Mdh1; | XP_796283.1; | 335 | sea-urchin |
| W4Z1Z5 | Uncharacterized protein; | Sp-Hypp_2598; | NULL | 357 | sea-urchin |
| W4ZES2 | Uncharacterized protein; Fragment; | NULL | NULL | 141 | sea-urchin |
| W4YX21 | Uncharacterized protein; | NULL | NULL | 262 | sea-urchin |
| W4YPV1 | Uncharacterized protein; | NULL | NULL | 220 | sea-urchin |
| W4Z2Q6 | Uncharacterized protein; | Sp-Hrh3_8; | NULL | 394 | sea-urchin |
| W4Y917 | Uncharacterized protein; | Sp-Apg7l; | XP_792811.3; | 722 | sea-urchin |
| W4ZGA3 | Uncharacterized protein; | NULL | NULL | 191 | sea-urchin |
| W4ZFG5 | Uncharacterized protein; Fragment; | NULL | NULL | 257 | sea-urchin |
| W4Z3R6 | Uncharacterized protein; | Sp-trrap_2; | NULL | 1508 | sea-urchin |
| W4YWH9 | Uncharacterized protein; | Sp-Hypp_2493; | NULL | 512 | sea-urchin |
| W4ZH37 | Uncharacterized protein; | Sp-Galnac4s6st; | NULL | 374 | sea-urchin |
| W4ZAJ2 | Uncharacterized protein; Fragment; | Sp-Stk33; | XP_780556.2; | 409 | sea-urchin |
| W4YWN1 | Uncharacterized protein; | Sp-Tmco3; | NULL | 337 | sea-urchin |
| W4YIE5 | Uncharacterized protein; | NULL | NULL | 62 | sea-urchin |
| W4Z373 | Uncharacterized protein; | Sp-Casc1; | NULL | 739 | sea-urchin |
