| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y7N8 | Uncharacterized protein; | NULL | NULL | 88 | sea-urchin |
| W4Y893 | Uncharacterized protein; Fragment; | Sp-Unk_75; | NULL | 670 | sea-urchin |
| W4XWE0 | Uncharacterized protein; | Sp-Atf6b; | NULL | 659 | sea-urchin |
| W4Y8K7 | Uncharacterized protein; Fragment; | NULL | NULL | 256 | sea-urchin |
| W4Y1E4 | Uncharacterized protein; | Sp-PolppL_82; | NULL | 1283 | sea-urchin |
| W4Y6E0 | Uncharacterized protein; Fragment; | NULL | NULL | 147 | sea-urchin |
| W4YDU8 | Uncharacterized protein; | Sp-Fn3/Igf_22; | NULL | 674 | sea-urchin |
| W4Y6V8 | Uncharacterized protein; | NULL | NULL | 167 | sea-urchin |
| W4XS49 | Uncharacterized protein; | NULL | NULL | 176 | sea-urchin |
| W4XFV3 | Uncharacterized protein; | Sp-PolppL_15; | NULL | 1685 | sea-urchin |
| W4YLR6 | Uncharacterized protein; | Sp-Hypp_2273; | NULL | 460 | sea-urchin |
| W4YLP9 | Uncharacterized protein; | Sp-Hypp_2271; | NULL | 511 | sea-urchin |
| W4XSA1 | Uncharacterized protein; | Sp-Gdpd1; | NULL | 311 | sea-urchin |
| W4YMT7 | Uncharacterized protein; | Sp-Unc44_123; | NULL | 1212 | sea-urchin |
| W4YSM5 | Uncharacterized protein; | Sp-Z403; | NULL | 458 | sea-urchin |
| W4YEV9 | Uncharacterized protein; | Sp-Larp6; | NULL | 536 | sea-urchin |
| W4YN08 | Uncharacterized protein; | NULL | NULL | 114 | sea-urchin |
| W4Y8P5 | Uncharacterized protein; | Sp-sABC; | XP_003731891.1; | 139 | sea-urchin |
| W4YM14 | Uncharacterized protein; | NULL | NULL | 157 | sea-urchin |
| W4YVA6 | Oxysterol-binding protein; | Sp-Osbpl1a; | NULL | 697 | sea-urchin |
