| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XSH4 | Uncharacterized protein; | Sp-Hypp_1657; | NULL | 552 | sea-urchin |
| W4XSD9 | Uncharacterized protein; | Sp-Hypp_476; | NULL | 742 | sea-urchin |
| W4Y146 | Adenylyl cyclase-associated protein; | Sp-Cap1_1; | NULL | 192 | sea-urchin |
| W4XSL8 | Uncharacterized protein; | Sp-Hypp_1663; | NULL | 404 | sea-urchin |
| W4Y177 | Uncharacterized protein; | Sp-Mgat5; | NULL | 903 | sea-urchin |
| W4XKP3 | Uncharacterized protein; | Sp-Fam179b; | NULL | 922 | sea-urchin |
| W4XSJ6 | Uncharacterized protein; | Sp-Usp38; | NULL | 463 | sea-urchin |
| W4XSD8 | Uncharacterized protein; | NULL | NULL | 69 | sea-urchin |
| W4XD15 | Uncharacterized protein; | Sp-Slc5L; | NULL | 156 | sea-urchin |
| W4Y728 | Uncharacterized protein; | NULL | NULL | 247 | sea-urchin |
| W4Y191 | Uncharacterized protein; | NULL | NULL | 146 | sea-urchin |
| W4Y778 | Uncharacterized protein; | Sp-Z421; | NULL | 1254 | sea-urchin |
| W4XL18 | Uncharacterized protein; Fragment; | Sp-Rapgef2; | NULL | 1046 | sea-urchin |
| W4Y195 | Uncharacterized protein; | Sp-Capn7; | NULL | 502 | sea-urchin |
| W4Y135 | Uncharacterized protein; | Sp-Fam179b-2; | NULL | 760 | sea-urchin |
| W4Y7E5 | Uncharacterized protein; | Sp-Peci; | XP_780031.1; | 398 | sea-urchin |
| W4Y7B7 | Uncharacterized protein; | NULL | NULL | 176 | sea-urchin |
| W4Y7E1 | Uncharacterized protein; | Sp-Unk_82; | NULL | 539 | sea-urchin |
| W4Y170 | Uncharacterized protein; | Sp-Asns_4; | NULL | 595 | sea-urchin |
| W4YDR5 | Uncharacterized protein; Fragment; | NULL | NULL | 206 | sea-urchin |
