| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4YBH8 | Uncharacterized protein; Fragment; | Sp-Cyp3L6; | NULL | 424 | sea-urchin |
| W4Y220 | Uncharacterized protein; | NULL | NULL | 186 | sea-urchin |
| W4YR65 | Uncharacterized protein; | Sp-Hypp_2380; | NULL | 322 | sea-urchin |
| W4YCU7 | Uncharacterized protein; | Sp-Dnajc8l; | NULL | 245 | sea-urchin |
| W4YAD5 | Uncharacterized protein; | Sp-Srr_2; | NULL | 339 | sea-urchin |
| W4YJR6 | Uncharacterized protein; | Sp-RtL_2; | NULL | 790 | sea-urchin |
| W4YY02 | Uncharacterized protein; | Sp-Unc44_246; | NULL | 663 | sea-urchin |
| W4YUY7 | Uncharacterized protein; Fragment; | Sp-Rab22l4; | NULL | 140 | sea-urchin |
| W4Z411 | Uncharacterized protein; | Sp-Hypp_2635; | NULL | 489 | sea-urchin |
| W4YYU2 | Uncharacterized protein; | Sp-C10orf137L; | NULL | 374 | sea-urchin |
| W4YZV6 | Uncharacterized protein; | Sp-Unc44_249; | NULL | 974 | sea-urchin |
| W4XUJ3 | Uncharacterized protein; | Sp-Rassf5; | XP_003726966.1; | 357 | sea-urchin |
| W4YK80 | Uncharacterized protein; | Sp-Hypp_2251; | NULL | 340 | sea-urchin |
| W4YYV8 | Uncharacterized protein; | Sp-Ccdc37; | XP_786959.3; | 594 | sea-urchin |
| W4Z4V7 | Uncharacterized protein; | Sp-Heatr4; | XP_794299.1; | 1243 | sea-urchin |
| W4YS46 | Uncharacterized protein; | Sp-SerpL5; | XP_790071.1; | 395 | sea-urchin |
| W4ZAL2 | Uncharacterized protein; | Sp-B3galnt2; | NULL | 191 | sea-urchin |
| W4ZDC4 | Uncharacterized protein; | Sp-Fn3/Igf_4; | NULL | 664 | sea-urchin |
| W4Z3K5 | Uncharacterized protein; Fragment; | Sp-Cnt3; | NULL | 595 | sea-urchin |
| W4YH31 | Uncharacterized protein; | Sp-Z398; | NULL | 1238 | sea-urchin |
