| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Z7A2 | Uncharacterized protein; | Sp-Hypp_1101; | NULL | 826 | sea-urchin |
| W4XCW0 | Uncharacterized protein; | NULL | NULL | 124 | sea-urchin |
| W4Y030 | Uncharacterized protein; | Sp-Epdmnh2; | NULL | 174 | sea-urchin |
| W4Z6M9 | Uncharacterized protein; | Sp-Serac1; | NULL | 1182 | sea-urchin |
| W4XF42 | Uncharacterized protein; | Sp-Unc44L_21; | NULL | 2261 | sea-urchin |
| W4ZK88 | Uncharacterized protein; | Sp-Ccdc99; | NULL | 601 | sea-urchin |
| W4ZK86 | Uncharacterized protein; | Sp-Bpr; | NULL | 314 | sea-urchin |
| W4XFC4 | Uncharacterized protein; | Sp-Msp130; | NULL | 475 | sea-urchin |
| W4XF56 | Uncharacterized protein; | NULL | NULL | 164 | sea-urchin |
| W4XEE3 | Uncharacterized protein; | NULL | NULL | 463 | sea-urchin |
| W4YMA7 | Uncharacterized protein; | Sp-Zswim2; | NULL | 330 | sea-urchin |
| W4Y0L3 | Uncharacterized protein; | NULL | NULL | 83 | sea-urchin |
| W4YTC4 | Uncharacterized protein; | Sp-Hypp_2419; | NULL | 596 | sea-urchin |
| W4XLN8 | Uncharacterized protein; | Sp-Swi/Snf; | NULL | 1237 | sea-urchin |
| W4XF95 | Uncharacterized protein; | NULL | NULL | 242 | sea-urchin |
| W4XGM5 | Uncharacterized protein; | NULL | NULL | 184 | sea-urchin |
| W4ZJP3 | Uncharacterized protein; | NULL | NULL | 260 | sea-urchin |
| W4Y681 | Uncharacterized protein; | Sp-Ssr4_1; | NULL | 157 | sea-urchin |
| W4XMJ8 | Uncharacterized protein; | Sp-Drd2; | NULL | 553 | sea-urchin |
| W4XD67 | Uncharacterized protein; | NULL | NULL | 138 | sea-urchin |
