| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XHJ9 | DNA-directed RNA polymerase; EC 2.7.7.6; | NULL | NULL | 262 | sea-urchin |
| W4ZHN8 | Uncharacterized protein; | Sp-Gpr61; | NULL | 429 | sea-urchin |
| W4Y4T8 | Uncharacterized protein; | Sp-Dnah3; | NULL | 2513 | sea-urchin |
| W4ZIM2 | Uncharacterized protein; | Sp-Oprl1L; | NULL | 430 | sea-urchin |
| W4YH54 | Uncharacterized protein; | Sp-Siat8f; | NULL | 162 | sea-urchin |
| W4YRF2 | Uncharacterized protein; | NULL | NULL | 194 | sea-urchin |
| W4XCE3 | Uncharacterized protein; | Sp-Pkc1_1; | NULL | 81 | sea-urchin |
| W4ZIL5 | Uncharacterized protein; | Sp-Furin_1; | NULL | 838 | sea-urchin |
| W4XE36 | Uncharacterized protein; Fragment; | Sp-Heatr6-2; | NULL | 837 | sea-urchin |
| W4ZI93 | Uncharacterized protein; | Sp-Hypp_1218; | NULL | 600 | sea-urchin |
| W4ZFC0 | Uncharacterized protein; | Sp-Vps13d_1; | NULL | 510 | sea-urchin |
| W4XBX9 | Uncharacterized protein; | Sp-Gpr21L_2; | NULL | 332 | sea-urchin |
| W4ZEQ8 | Uncharacterized protein; | Sp-Slc16a5L; | NULL | 414 | sea-urchin |
| W4XFE7 | Uncharacterized protein; | Sp-Unc44_204; | NULL | 761 | sea-urchin |
| W4Y5M1 | Uncharacterized protein; | Sp-Polh; | NULL | 832 | sea-urchin |
| W4XCS5 | Uncharacterized protein; | Sp-Svep1L_9; | NULL | 367 | sea-urchin |
| W4XCH3 | Uncharacterized protein; | Sp-Znf830L; | NULL | 318 | sea-urchin |
| W4XJI6 | Uncharacterized protein; Fragment; | Sp-Nox5_2; | NULL | 491 | sea-urchin |
| W4XDX3 | Uncharacterized protein; | Sp-Cfdp2L_2; | NULL | 370 | sea-urchin |
| W4XK26 | Uncharacterized protein; | Sp-Lrp4L_2; | XP_003728732.1; | 683 | sea-urchin |
