| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZHN3 | Uncharacterized protein; | Sp-Unk_47; | NULL | 1195 | sea-urchin |
| W4YRG3 | Uncharacterized protein; | Sp-Slc22a3_7; | NULL | 441 | sea-urchin |
| W4XA78 | Uncharacterized protein; | NULL | NULL | 153 | sea-urchin |
| W4XA38 | Uncharacterized protein; | NULL | XP_003724948.1;XP_795639.3; | 413 | sea-urchin |
| W4XAL9 | Uncharacterized protein; | NULL | NULL | 180 | sea-urchin |
| W4YBF5 | Uncharacterized protein; | NULL | NULL | 183 | sea-urchin |
| W4YZV3 | Uncharacterized protein; Fragment; | Sp-Hypp_2549; | NULL | 403 | sea-urchin |
| W4YYB8 | Uncharacterized protein; | NULL | NULL | 82 | sea-urchin |
| W4YK46 | Uncharacterized protein; | Sp-Hypp_815; | NULL | 891 | sea-urchin |
| W4Z489 | Uncharacterized protein; | NULL | NULL | 129 | sea-urchin |
| W4ZIR4 | Uncharacterized protein; | NULL | NULL | 283 | sea-urchin |
| W4ZE95 | Uncharacterized protein; | Sp-HesBL; | NULL | 161 | sea-urchin |
| W4YEQ8 | Uncharacterized protein; | NULL | NULL | 177 | sea-urchin |
| W4XBC9 | Lipase; | Sp-Lipf_2; | NULL | 414 | sea-urchin |
| W4ZAL7 | Uncharacterized protein; Fragment; | Sp-Clect/Egf/Tm_5; | NULL | 880 | sea-urchin |
| W4XKA2 | Histone H3; | Sp-LhH3e; | XP_782990.1; | 136 | sea-urchin |
| W4Y907 | Uncharacterized protein; | NULL | NULL | 128 | sea-urchin |
| W4XSU3 | Uncharacterized protein; | Sp-Hypp_483; | NULL | 623 | sea-urchin |
| W4XS96 | Uncharacterized protein; | Sp-Ccdc150L; | NULL | 395 | sea-urchin |
| W4XIA2 | Uncharacterized protein; | Sp-Srcrr1; | NULL | 895 | sea-urchin |
