| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XYX5 | Uncharacterized protein; | Sp-PolypL_14; | NULL | 352 | sea-urchin |
| W4XZ76 | Uncharacterized protein; | Sp-Gpr133_1; | NULL | 350 | sea-urchin |
| W4XQM9 | Uncharacterized protein; | NULL | NULL | 282 | sea-urchin |
| W4Y045 | Uncharacterized protein; | Sp-Slc25a27_1; | NULL | 306 | sea-urchin |
| W4Y559 | Uncharacterized protein; | Sp-Unk_13; | NULL | 169 | sea-urchin |
| W4Y4E8 | Uncharacterized protein; | Sp-Fn3/Egf_1; | NULL | 533 | sea-urchin |
| W4X9U6 | Uncharacterized protein; | Sp-Sst5L; | NULL | 157 | sea-urchin |
| W4YAU3 | Uncharacterized protein; | NULL | NULL | 128 | sea-urchin |
| W4XZU8 | Uncharacterized protein; | Sp-Bckdhb; | NULL | 333 | sea-urchin |
| W4Y4C5 | Uncharacterized protein; | Sp-Slit(N-terminus); | NULL | 748 | sea-urchin |
| W4XVM3 | Uncharacterized protein; | Sp-CdyL; | NULL | 617 | sea-urchin |
| W4YAY8 | Eukaryotic translation initiation factor 6; eIF-6; | Sp-Eif6; EIF6; | XP_785113.1; | 245 | sea-urchin |
| W4YBB2 | Uncharacterized protein; | Sp-Pisd_1; | NULL | 203 | sea-urchin |
| W4YCD2 | Uncharacterized protein; | Sp-Rassf9L; | XP_003724062.1;XP_003724063.1; | 547 | sea-urchin |
| W4YC46 | Uncharacterized protein; | NULL | NULL | 194 | sea-urchin |
| W4YBG4 | Uncharacterized protein; | NULL | XP_001201699.1; | 122 | sea-urchin |
| W4YJC8 | Uncharacterized protein; | Sp-Hypp_2236; | NULL | 486 | sea-urchin |
| W4XZU7 | Uncharacterized protein; Fragment; | Sp-Gga3_1; | NULL | 553 | sea-urchin |
| W4YKP6 | Uncharacterized protein; | NULL | NULL | 237 | sea-urchin |
| W4YKE6 | Uncharacterized protein; | Sp-Ccdc40-2; | NULL | 1110 | sea-urchin |
