| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XWJ7 | Uncharacterized protein; | Sp-HtrlaL; | NULL | 503 | sea-urchin |
| W4XDK6 | Uncharacterized protein; | Sp-Ptprol; | NULL | 376 | sea-urchin |
| W4Y6Q2 | Uncharacterized protein; | NULL | NULL | 82 | sea-urchin |
| W4XE53 | Uncharacterized protein; | NULL | NULL | 254 | sea-urchin |
| W4Y2A7 | Uncharacterized protein; | Sp-Unk_16; | NULL | 120 | sea-urchin |
| W4Y8K0 | Uncharacterized protein; | Sp-Unc44L_80; | NULL | 1765 | sea-urchin |
| W4XK02 | Uncharacterized protein; | NULL | NULL | 126 | sea-urchin |
| W4Y7A3 | Uncharacterized protein; | Sp-Chrna1L; | NULL | 631 | sea-urchin |
| W4XSZ6 | Uncharacterized protein; | Sp-Xylb_1; | NULL | 1293 | sea-urchin |
| W4Y1Y6 | Uncharacterized protein; | NULL | NULL | 194 | sea-urchin |
| W4Y6X9 | Uncharacterized protein; | Sp-Hypp_1982; | NULL | 341 | sea-urchin |
| W4XWN0 | Uncharacterized protein; | Sp-Fbxl4; | NULL | 500 | sea-urchin |
| W4XM57 | Uncharacterized protein; | Sp-Tbc1d25; | NULL | 718 | sea-urchin |
| W4XLS8 | Uncharacterized protein; | Sp-Immt; | NULL | 676 | sea-urchin |
| W4YCL4 | Uncharacterized protein; Fragment; | NULL | NULL | 128 | sea-urchin |
| W4XX10 | Uncharacterized protein; | Sp-Mrps16l; | XP_783412.1; | 149 | sea-urchin |
| W4Y6S3 | Uncharacterized protein; | NULL | NULL | 165 | sea-urchin |
| W4YE62 | Uncharacterized protein; Fragment; | NULL | NULL | 102 | sea-urchin |
| W4YDI8 | Uncharacterized protein; | Sp-Kiaa0406L; | NULL | 931 | sea-urchin |
| W4YEK7 | Uncharacterized protein; | Sp-Med23_1; | NULL | 396 | sea-urchin |
