| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XJL9 | Uncharacterized protein; | Sp-Cutl1cl; | NULL | 266 | sea-urchin |
| W4XIU7 | Uncharacterized protein; | Sp-PolppL_30; | NULL | 1093 | sea-urchin |
| W4XJS8 | Uncharacterized protein; | Sp-Frizz; | XP_003724561.1; | 563 | sea-urchin |
| W4XB75 | Uncharacterized protein; | Sp-Sap130; | NULL | 405 | sea-urchin |
| W4XAV9 | Uncharacterized protein; | NULL | NULL | 74 | sea-urchin |
| W4XQY5 | Uncharacterized protein; | NULL | XP_003723775.1; | 91 | sea-urchin |
| W4XNZ6 | Uncharacterized protein; | NULL | XP_003726046.1; | 228 | sea-urchin |
| W4XHR3 | Uncharacterized protein; | Sp-Shoc2; | NULL | 545 | sea-urchin |
| W4XII6 | Uncharacterized protein; | Sp-Smchd1; | NULL | 1247 | sea-urchin |
| W4XAK3 | Uncharacterized protein; | NULL | NULL | 106 | sea-urchin |
| W4XPS6 | Uncharacterized protein; | NULL | XP_799085.1; | 278 | sea-urchin |
| W4YP25 | Uncharacterized protein; | Sp-Hypp_2341; | NULL | 543 | sea-urchin |
| W4YQF7 | Uncharacterized protein; | Sp-Endrvt35; | NULL | 850 | sea-urchin |
| W4Y572 | Uncharacterized protein; | NULL | NULL | 252 | sea-urchin |
| W4XB28 | Uncharacterized protein; | NULL | NULL | 111 | sea-urchin |
| W4XEZ5 | Uncharacterized protein; | NULL | NULL | 114 | sea-urchin |
| W4XRE2 | Uncharacterized protein; | Sp-Adrb1L_2; | NULL | 322 | sea-urchin |
| W4Y5B5 | Uncharacterized protein; | NULL | NULL | 196 | sea-urchin |
| W4YAS7 | Uncharacterized protein; | Sp-Hypp_81; | NULL | 1095 | sea-urchin |
| W4YAH3 | Uncharacterized protein; | NULL | NULL | 268 | sea-urchin |
