| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y7V3 | Uncharacterized protein; | Sp-Fibcd1; | NULL | 356 | sea-urchin |
| W4YFP3 | Eukaryotic translation initiation factor 3 subunit A; eIF3a; Eukaryotic translation initiation factor 3 subunit 10; | Sp-Eif3a; | NULL | 1282 | sea-urchin |
| W4YLJ1 | Ubiquitin carboxyl-terminal hydrolase; EC 3.4.19.12; | Sp-Usp1; | XP_782306.3; | 825 | sea-urchin |
| W4YGU1 | Uncharacterized protein; | NULL | NULL | 105 | sea-urchin |
| W4XS98 | Uncharacterized protein; | Sp-Polg; | NULL | 1191 | sea-urchin |
| W4Z1M5 | Histone H4; Fragment; | Sp-EhH4_63; | NULL | 92 | sea-urchin |
| W4XEQ3 | Uncharacterized protein; | Sp-Asp; | XP_792768.3; | 380 | sea-urchin |
| W4Z3G4 | Sulfhydryl oxidase; EC 1.8.3.2; | Sp-Qsox1; | NULL | 371 | sea-urchin |
| W4YYR1 | Adenylosuccinate synthetase; AMPSase; AdSS; EC 6.3.4.4; IMP--aspartate ligase; | Sp-Adss2; | NULL | 453 | sea-urchin |
| W4YWY5 | Uncharacterized protein; | Sp-Tbx6/16; | NULL | 316 | sea-urchin |
| W4XJ38 | Uncharacterized protein; | NULL | NULL | 91 | sea-urchin |
| W4XPD4 | Uncharacterized protein; | Sp-Arl2; | NULL | 196 | sea-urchin |
| W4YS63 | Uncharacterized protein; | Sp-Plekhf2; | NULL | 244 | sea-urchin |
| W4Y275 | Uncharacterized protein; | Sp-Opa1L(N-term); | NULL | 398 | sea-urchin |
| W4XS29 | Uncharacterized protein; | Sp-Notchh2; | NULL | 1212 | sea-urchin |
| W4YT83 | Uncharacterized protein; | Sp-Adcy9_1; | NULL | 535 | sea-urchin |
| W4YAB5 | Uncharacterized protein; | Sp-Angptl1L; | NULL | 614 | sea-urchin |
| W4X9K5 | Uncharacterized protein; | Sp-trypL; | NULL | 587 | sea-urchin |
| W4XTX4 | Uncharacterized protein; | Sp-Abcc5B; | NULL | 1347 | sea-urchin |
| W4X9Y3 | Uncharacterized protein; | Sp-Pcsk9l; | NULL | 562 | sea-urchin |
