| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XX38 | Uncharacterized protein; | Sp-Odadc3L2; | NULL | 163 | sea-urchin |
| W4XMG7 | Uncharacterized protein; | Sp-Pitx3; | NULL | 164 | sea-urchin |
| W4XXQ8 | Uncharacterized protein; | Sp-Endrvt65; | NULL | 468 | sea-urchin |
| W4Z465 | Uncharacterized protein; | Sp-Frizz5/8; | XP_003724546.1; | 555 | sea-urchin |
| W4XWR0 | Uncharacterized protein; | Sp-Chst5; | NULL | 574 | sea-urchin |
| W4Y1X9 | Uncharacterized protein; | Sp-Hypp_1867; | XP_796877.1; | 508 | sea-urchin |
| W4XNR0 | Uncharacterized protein; Fragment; | Sp-Hypp_1559; | NULL | 414 | sea-urchin |
| W4XTZ1 | Uncharacterized protein; | NULL | XP_003727931.1; | 213 | sea-urchin |
| W4XYP6 | Uncharacterized protein; | Sp-Slc16a4L_1; | NULL | 497 | sea-urchin |
| W4XV34 | Uncharacterized protein; | Sp-EfgiaL; | NULL | 859 | sea-urchin |
| W4Y1K3 | Uncharacterized protein; | Sp-Gabbr2L_1; | NULL | 672 | sea-urchin |
| W4Y2L5 | Uncharacterized protein; | Sp-Hypp_595; | NULL | 935 | sea-urchin |
| W4Y2V0 | Uncharacterized protein; | Sp-F5L_1; | NULL | 394 | sea-urchin |
| W4XNX0 | Uncharacterized protein; | Sp-Nhlrc2; | XP_795849.1; | 706 | sea-urchin |
| W4XM10 | Uncharacterized protein; | Sp-Tmem185a; | XP_003729378.1;XP_782890.2; | 345 | sea-urchin |
| W4XY43 | Uncharacterized protein; | Sp-Z229; | NULL | 738 | sea-urchin |
| W4Y9Q3 | Uncharacterized protein; | Sp-Hypp_77; | NULL | 1436 | sea-urchin |
| W4Y3B7 | Uncharacterized protein; | Sp-Yp301; | XP_797409.2; | 349 | sea-urchin |
| W4YFV1 | Uncharacterized protein; Fragment; | NULL | NULL | 217 | sea-urchin |
| W4XTS1 | Uncharacterized protein; Fragment; | NULL | NULL | 131 | sea-urchin |
