| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XUL2 | Uncharacterized protein; | NULL | NULL | 167 | sea-urchin |
| W4XWE9 | Uncharacterized protein; | NULL | NULL | 298 | sea-urchin |
| W4XXX6 | Uncharacterized protein; | Sp-Tud; | NULL | 2626 | sea-urchin |
| W4XW56 | Uncharacterized protein; | Sp-Hypp_1742; | NULL | 427 | sea-urchin |
| W4XE01 | Uncharacterized protein; | Sp-Fn3_15; | NULL | 1697 | sea-urchin |
| W4Y1S1 | Uncharacterized protein; | Sp-App_1; | NULL | 240 | sea-urchin |
| W4XY79 | Uncharacterized protein; | Sp-Rps9; | NULL | 104 | sea-urchin |
| W4Y238 | Uncharacterized protein; | Sp-Txndc16; | NULL | 348 | sea-urchin |
| W4YLH7 | Uncharacterized protein; | NULL | NULL | 143 | sea-urchin |
| W4XY13 | Uncharacterized protein; | Sp-PolppL_70; | NULL | 1744 | sea-urchin |
| W4Y309 | Uncharacterized protein; | Sp-C11orf30L; | NULL | 1214 | sea-urchin |
| W4XY73 | Uncharacterized protein; | Sp-Ints1; | NULL | 763 | sea-urchin |
| W4XYB2 | Uncharacterized protein; | NULL | NULL | 211 | sea-urchin |
| W4Y936 | Uncharacterized protein; | Sp-Hypp_2022; | NULL | 381 | sea-urchin |
| W4XUA4 | Uncharacterized protein; | Sp-Mcm8; | NULL | 698 | sea-urchin |
| W4XGX9 | Uncharacterized protein; | NULL | NULL | 195 | sea-urchin |
| W4XY57 | Uncharacterized protein; | Sp-Kynu_2; | NULL | 120 | sea-urchin |
| W4YEW5 | Uncharacterized protein; | NULL | NULL | 284 | sea-urchin |
| W4XLS4 | Uncharacterized protein; | Sp-Nudt6; | NULL | 267 | sea-urchin |
| W4XXW7 | Uncharacterized protein; | NULL | XP_003729401.1; | 119 | sea-urchin |
