| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y9D2 | Uncharacterized protein; | NULL | XP_788490.1; | 149 | sea-urchin |
| W4YPD2 | Uncharacterized protein; | NULL | NULL | 222 | sea-urchin |
| W4Z1J1 | Uncharacterized protein; | Sp-Mfsd11_1; | NULL | 438 | sea-urchin |
| W4YNA9 | Uncharacterized protein; | Sp-Hand; | NULL | 335 | sea-urchin |
| W4YWH0 | Uncharacterized protein; | Sp-Unc44_327; | NULL | 495 | sea-urchin |
| W4YNB2 | Uncharacterized protein; | Sp-Chst15L; | NULL | 316 | sea-urchin |
| W4XWE2 | Uncharacterized protein; | NULL | NULL | 138 | sea-urchin |
| W4Y366 | Uncharacterized protein; | NULL | NULL | 119 | sea-urchin |
| W4Z226 | Histone H3; | Sp-EhH3_45; | NULL | 142 | sea-urchin |
| W4Z325 | Uncharacterized protein; | NULL | NULL | 272 | sea-urchin |
| W4Z1Q0 | Uncharacterized protein; | Sp-Gpr128L; | NULL | 442 | sea-urchin |
| W4YHR2 | Uncharacterized protein; | NULL | NULL | 291 | sea-urchin |
| W4Y9I1 | Uncharacterized protein; | Sp-Mutyh; | NULL | 721 | sea-urchin |
| W4Z8A0 | Uncharacterized protein; | NULL | NULL | 160 | sea-urchin |
| W4YVH5 | Uncharacterized protein; | Sp-Z352; | NULL | 600 | sea-urchin |
| W4XLG6 | Uncharacterized protein; | Sp-Netrin1; | NULL | 626 | sea-urchin |
| W4Z834 | Uncharacterized protein; | NULL | NULL | 171 | sea-urchin |
| W4Y8G6 | Uncharacterized protein; | Sp-Dus1ll; | NULL | 212 | sea-urchin |
| W4Z8S8 | Uncharacterized protein; | Sp-Hypp_217; | NULL | 2006 | sea-urchin |
| W4YUX7 | Uncharacterized protein; | NULL | NULL | 115 | sea-urchin |
