| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y3J9 | Uncharacterized protein; | Sp-Tprjmjc; | NULL | 1382 | sea-urchin |
| W4Y832 | Uncharacterized protein; Fragment; | NULL | NULL | 223 | sea-urchin |
| W4XW08 | Uncharacterized protein; | NULL | NULL | 81 | sea-urchin |
| W4YVX0 | Uncharacterized protein; Fragment; | Sp-Naalad2L_5; | NULL | 315 | sea-urchin |
| W4YCE0 | Uncharacterized protein; | Sp-Unc44_230; | NULL | 730 | sea-urchin |
| W4YGA2 | Elongation of very long chain fatty acids protein; EC 2.3.1.199; Very-long-chain 3-oxoacyl-CoA synthase; | NULL | NULL | 172 | sea-urchin |
| W4XRI4 | Uncharacterized protein; | Sp-Syngr3; | NULL | 229 | sea-urchin |
| W4YP00 | Uncharacterized protein; | Sp-Ppglcp; | NULL | 211 | sea-urchin |
| W4Y916 | Uncharacterized protein; | Sp-Arp2/3cs4; | NULL | 149 | sea-urchin |
| W4YEK5 | Uncharacterized protein; | NULL | XP_003729878.1;XP_802079.1; | 251 | sea-urchin |
| W4YGI9 | Uncharacterized protein; | Sp-Cyp3L9; | NULL | 198 | sea-urchin |
| W4XJJ5 | Uncharacterized protein; | Sp-Hypp_1463; | NULL | 551 | sea-urchin |
| W4YQ58 | Uncharacterized protein; | NULL | NULL | 126 | sea-urchin |
| W4Y167 | Uncharacterized protein; | Sp-Osm3; | NULL | 473 | sea-urchin |
| W4YLW3 | Uncharacterized protein; | NULL | NULL | 147 | sea-urchin |
| W4YW17 | Uncharacterized protein; | Sp-Icdc; | NULL | 410 | sea-urchin |
| W4YPX6 | Uncharacterized protein; | NULL | NULL | 243 | sea-urchin |
| W4XV69 | Uncharacterized protein; | Sp-PolppL_58; | NULL | 1433 | sea-urchin |
| W4YV74 | Uncharacterized protein; | Sp-Dioxg; | NULL | 235 | sea-urchin |
| W4Z0L8 | Uncharacterized protein; | Sp-Act_3; | XP_798085.1; | 386 | sea-urchin |
