| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XHU4 | Uncharacterized protein; | Sp-Slc25a42L; | NULL | 992 | sea-urchin |
| W4XAH8 | Uncharacterized protein; | NULL | NULL | 223 | sea-urchin |
| W4XPI3 | Uncharacterized protein; | NULL | NULL | 195 | sea-urchin |
| W4XJY9 | Uncharacterized protein; | Sp-Nlr38; | NULL | 918 | sea-urchin |
| W4XPS7 | Uncharacterized protein; | Sp-PolppL_48; | NULL | 1965 | sea-urchin |
| W4XA70 | Uncharacterized protein; | Sp-Tf2L; | NULL | 688 | sea-urchin |
| W4XIX2 | Uncharacterized protein; | NULL | NULL | 76 | sea-urchin |
| W4ZFK6 | Uncharacterized protein; | NULL | NULL | 188 | sea-urchin |
| W4XA14 | Uncharacterized protein; | Sp-Dspchd; | NULL | 1225 | sea-urchin |
| W4XBC4 | Uncharacterized protein; | Sp-Hypp_1272; | NULL | 402 | sea-urchin |
| W4XRC7 | Uncharacterized protein; | Sp-Unc44L_47; | NULL | 1205 | sea-urchin |
| W4XRM2 | Uncharacterized protein; | NULL | NULL | 80 | sea-urchin |
| W4ZFJ7 | Uncharacterized protein; | Sp-Rp2; | XP_797121.1; | 345 | sea-urchin |
| W4XRW7 | Uncharacterized protein; | Sp-Vacht; | XP_782213.1; | 561 | sea-urchin |
| W4XRP5 | Uncharacterized protein; | NULL | NULL | 282 | sea-urchin |
| W4XJ58 | Uncharacterized protein; | Sp-Hypp_381; | NULL | 943 | sea-urchin |
| W4XPL2 | Uncharacterized protein; | Sp-Tex11L; | NULL | 879 | sea-urchin |
| W4XZN0 | Uncharacterized protein; | NULL | NULL | 195 | sea-urchin |
| W4Z3S1 | Uncharacterized protein; | Sp-Lpp; | NULL | 437 | sea-urchin |
| W4XYX9 | Uncharacterized protein; | Sp-Dmrt2; | NULL | 528 | sea-urchin |
