| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y7I2 | Uncharacterized protein; | Sp-Fram1l; | XP_796581.2; | 2365 | sea-urchin |
| W4YRH6 | Uncharacterized protein; | Sp-Tlr096; | NULL | 896 | sea-urchin |
| W4Y3Z9 | Uncharacterized protein; | NULL | NULL | 286 | sea-urchin |
| W4XUD2 | Uncharacterized protein; | NULL | NULL | 112 | sea-urchin |
| W4Y6L4 | Uncharacterized protein; | Sp-LshmanlsnL_2; | NULL | 1009 | sea-urchin |
| W4XGD9 | Uncharacterized protein; | NULL | NULL | 184 | sea-urchin |
| W4XD91 | Uncharacterized protein; | Sp-Hypp_329; | NULL | 647 | sea-urchin |
| W4Z5T3 | Uncharacterized protein; | Sp-Clect/Fn3_7; | NULL | 1233 | sea-urchin |
| W4YQM0 | Uncharacterized protein; | Sp-Tlr091; | NULL | 887 | sea-urchin |
| W4Z1I4 | Uncharacterized protein; | NULL | NULL | 250 | sea-urchin |
| W4YNL9 | Uncharacterized protein; | NULL | NULL | 228 | sea-urchin |
| W4Y4D6 | Uncharacterized protein; | Sp-Tlr056; | NULL | 866 | sea-urchin |
| W4Y117 | Uncharacterized protein; | Sp-Ace; | NULL | 562 | sea-urchin |
| Q9U679 | Kinesin-C; | NULL | NP_999644.1; | 1624 | sea-urchin |
| W4XXY5 | Uncharacterized protein; | Sp-DachL; | NULL | 667 | sea-urchin |
| W4YNT0 | Uncharacterized protein; | NULL | NULL | 288 | sea-urchin |
| W4YPC1 | Uncharacterized protein; | Sp-Hypp_137; | NULL | 1515 | sea-urchin |
| W4XHT9 | Uncharacterized protein; | Sp-Dnm2; | NULL | 622 | sea-urchin |
| W4Z240 | Uncharacterized protein; | Sp-Shprh; | NULL | 815 | sea-urchin |
| A0MT18 | Nodal; | NULL | NP_001091919.1; | 450 | sea-urchin |
