| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZJN7 | Uncharacterized protein; | NULL | NULL | 109 | sea-urchin |
| W4ZFP7 | Uncharacterized protein; | Sp-Cys_rich_fgfr_4; | NULL | 398 | sea-urchin |
| W4XNQ8 | Uncharacterized protein; | Sp-Hypp_437; | NULL | 710 | sea-urchin |
| W4Z0Z7 | Uncharacterized protein; | Sp-Nlgn4xL; | NULL | 1185 | sea-urchin |
| W4ZDD6 | Uncharacterized protein; | Sp-Hypp_2826; | NULL | 381 | sea-urchin |
| W4YGS7 | Uncharacterized protein; | Sp-Psmc6; | NULL | 364 | sea-urchin |
| W4YLM7 | Uncharacterized protein; | NULL | NULL | 273 | sea-urchin |
| W4YLH1 | Uncharacterized protein; | NULL | NULL | 89 | sea-urchin |
| W4XYM2 | Uncharacterized protein; | NULL | NULL | 208 | sea-urchin |
| W4YGY4 | Uncharacterized protein; | Sp-Unc44L_105; | NULL | 1185 | sea-urchin |
| W4YLM5 | Uncharacterized protein; | NULL | XP_784805.3; | 137 | sea-urchin |
| W4YA63 | Uncharacterized protein; | Sp-Hrh3L_11; | NULL | 355 | sea-urchin |
| W4YIU2 | Uncharacterized protein; | NULL | XP_795970.1; | 191 | sea-urchin |
| W4YIN6 | Uncharacterized protein; | Sp-Chrna6; | NULL | 574 | sea-urchin |
| W4XY04 | Uncharacterized protein; | Sp-Sel1; | NULL | 270 | sea-urchin |
| W4ZEW9 | Uncharacterized protein; | Sp-Lonp2; | NULL | 525 | sea-urchin |
| W4Y9W0 | Uncharacterized protein; | NULL | NULL | 77 | sea-urchin |
| W4YWI5 | Uncharacterized protein; | Sp-Hypp_2494; | NULL | 337 | sea-urchin |
| W4YHF8 | Uncharacterized protein; | NULL | NULL | 178 | sea-urchin |
| W4XAV5 | Uncharacterized protein; | Sp-Alms1L; | NULL | 2246 | sea-urchin |
