| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZGF1 | Uncharacterized protein; | Sp-GagpolL_11; | NULL | 509 | sea-urchin |
| W4Z0Y1 | Uncharacterized protein; Fragment; | Sp-Rt41; | NULL | 418 | sea-urchin |
| W4ZK77 | Uncharacterized protein; | Sp-Hypp_2960; | NULL | 345 | sea-urchin |
| W4Z3Z1 | Uncharacterized protein; | Sp-Dbt; | NULL | 502 | sea-urchin |
| W4YXC5 | Uncharacterized protein; | NULL | NULL | 152 | sea-urchin |
| W4YXM0 | Uncharacterized protein; | NULL | NULL | 256 | sea-urchin |
| W4XYQ0 | Uncharacterized protein; | Sp-Dync2h1_1; | NULL | 389 | sea-urchin |
| W4XLY1 | Uncharacterized protein; | NULL | NULL | 104 | sea-urchin |
| W4XAX5 | Uncharacterized protein; | NULL | XP_003723726.1; | 225 | sea-urchin |
| W4XHK9 | Uncharacterized protein; | Sp-Endrvt_3; | NULL | 582 | sea-urchin |
| W4YWZ7 | Uncharacterized protein; | Sp-Hypp_972; | NULL | 626 | sea-urchin |
| W4XVA1 | Uncharacterized protein; | NULL | NULL | 150 | sea-urchin |
| W4Z7S6 | Uncharacterized protein; | NULL | NULL | 151 | sea-urchin |
| W4XIL3 | Uncharacterized protein; | Sp-Hypp_1437; | NULL | 304 | sea-urchin |
| W4XXA1 | Uncharacterized protein; | Sp-Sbno1L; | NULL | 740 | sea-urchin |
| W4Y4H7 | Uncharacterized protein; | Sp-Hypp_1928; | NULL | 491 | sea-urchin |
| W4Y2R3 | Uncharacterized protein; | Sp-Unc44L_65; | NULL | 2033 | sea-urchin |
| W4XRG7 | Uncharacterized protein; | NULL | NULL | 266 | sea-urchin |
| W4Z1K0 | Uncharacterized protein; | Sp-Cpa2L_4; | NULL | 385 | sea-urchin |
| W4XI06 | Uncharacterized protein; | Sp-PolppL_22; | NULL | 1722 | sea-urchin |
