| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y3S2 | Uncharacterized protein; | Sp-Hypp_1911; | XP_791239.1; | 333 | sea-urchin |
| W4Y050 | Uncharacterized protein; | Sp-Efcab8L; | NULL | 772 | sea-urchin |
| W4Y4R0 | Uncharacterized protein; Fragment; | NULL | NULL | 76 | sea-urchin |
| W4XFW5 | Uncharacterized protein; | Sp-Prg4_2; | NULL | 1620 | sea-urchin |
| W4Y5W8 | Uncharacterized protein; | NULL | NULL | 190 | sea-urchin |
| W4YAP5 | Uncharacterized protein; | Sp-Hypp_693; | NULL | 826 | sea-urchin |
| W4YC19 | Uncharacterized protein; Fragment; | NULL | NULL | 120 | sea-urchin |
| W4Y6B1 | Uncharacterized protein; | Sp-Z181; | XP_003723678.1; | 549 | sea-urchin |
| W4YCN1 | Uncharacterized protein; | Sp-Odadc1L; | NULL | 2105 | sea-urchin |
| W4Y5M6 | Uncharacterized protein; | NULL | NULL | 296 | sea-urchin |
| W4Y8A0 | Uncharacterized protein; | Sp-Pigx; | NULL | 229 | sea-urchin |
| W4Y6F2 | Uncharacterized protein; | Sp-Gal3st3L_2; | NULL | 624 | sea-urchin |
| W4YHC2 | Uncharacterized protein; Fragment; | NULL | NULL | 106 | sea-urchin |
| W4YCJ5 | Uncharacterized protein; | NULL | NULL | 197 | sea-urchin |
| W4YK03 | Uncharacterized protein; | Sp-Dnajhc13; | NULL | 1193 | sea-urchin |
| W4YHN4 | Uncharacterized protein; | Sp-Hypp_778; | NULL | 686 | sea-urchin |
| W4Y509 | Uncharacterized protein; | NULL | NULL | 182 | sea-urchin |
| W4YL74 | Uncharacterized protein; | Sp-Drel; | XP_792408.1; | 886 | sea-urchin |
| W4YBL3 | Uncharacterized protein; | NULL | NULL | 204 | sea-urchin |
| W4YL05 | Uncharacterized protein; | Sp-Hypp_3051; | NULL | 1611 | sea-urchin |
