| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4YQ97 | Uncharacterized protein; | Sp-C3orf25L; | NULL | 629 | sea-urchin |
| W4ZHS7 | Uncharacterized protein; | NULL | NULL | 72 | sea-urchin |
| W4YQC4 | Uncharacterized protein; | Sp-Aifm2; | XP_001197537.2; | 345 | sea-urchin |
| W4Y9V7 | Uncharacterized protein; | Sp-Nme5; | XP_790390.1; | 217 | sea-urchin |
| W4Z357 | Uncharacterized protein; | Sp-Ac/Sc3; | NULL | 269 | sea-urchin |
| W4ZJ60 | Uncharacterized protein; | Sp-Hypp_1223; | NULL | 641 | sea-urchin |
| W4ZH44 | Uncharacterized protein; | NULL | NULL | 68 | sea-urchin |
| W4XK97 | Uncharacterized protein; | Sp-Ugt2b6; | NULL | 526 | sea-urchin |
| W4YX49 | Uncharacterized protein; | Sp-Zc3h12bL; | NULL | 1375 | sea-urchin |
| W4ZIF3 | Uncharacterized protein; | Sp-Unk_33; | NULL | 1759 | sea-urchin |
| W4Z371 | Uncharacterized protein; | Sp-Srcr195; | NULL | 789 | sea-urchin |
| W4Y4Y1 | Uncharacterized protein; | Sp-Dhx57L; | NULL | 845 | sea-urchin |
| W4ZB23 | Uncharacterized protein; | Sp-Fam13A1_2; | NULL | 205 | sea-urchin |
| W4ZBP7 | Uncharacterized protein; | Sp-Grb10; | NULL | 862 | sea-urchin |
| W4Y3F2 | Uncharacterized protein; | Sp-Tppp3; | NULL | 171 | sea-urchin |
| W4XS84 | Uncharacterized protein; | Sp-Hypp_473; | NULL | 897 | sea-urchin |
| W4YLV8 | Uncharacterized protein; | NULL | NULL | 126 | sea-urchin |
| W4XS93 | Uncharacterized protein; | Sp-Hypp_1652; | NULL | 597 | sea-urchin |
| W4YQY9 | Uncharacterized protein; | Sp-Bicc1; | NULL | 1092 | sea-urchin |
| W4YH35 | Uncharacterized protein; | Sp-Sstr4L_3; | NULL | 346 | sea-urchin |
