| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y826 | Uncharacterized protein; Fragment; | Sp-Idh3b; | NULL | 290 | sea-urchin |
| W4YG24 | Uncharacterized protein; | Sp-LsampL; | NULL | 308 | sea-urchin |
| W4YDY8 | Uncharacterized protein; Fragment; | Sp-Ift172_5; | NULL | 54 | sea-urchin |
| W4YCU8 | Uncharacterized protein; | Sp-Z96; | NULL | 1943 | sea-urchin |
| W4YCX9 | Uncharacterized protein; | Sp-Rptpd; | NULL | 1001 | sea-urchin |
| W4YE32 | Uncharacterized protein; | Sp-P4ha1; | NULL | 540 | sea-urchin |
| W4XXK0 | Uncharacterized protein; | Sp-Pofut2; | NULL | 307 | sea-urchin |
| W4Y6H1 | Uncharacterized protein; | Sp-Kiaa1310L; | NULL | 1016 | sea-urchin |
| W4YHI7 | Uncharacterized protein; | NULL | NULL | 190 | sea-urchin |
| W4XZM6 | Uncharacterized protein; | Sp-Ddef1; | NULL | 969 | sea-urchin |
| W4Y111 | Uncharacterized protein; | NULL | NULL | 191 | sea-urchin |
| W4YMM2 | Uncharacterized protein; | NULL | NULL | 227 | sea-urchin |
| W4YTQ8 | Uncharacterized protein; | Sp-C1orf57L; | NULL | 273 | sea-urchin |
| W4Y349 | Uncharacterized protein; | NULL | NULL | 165 | sea-urchin |
| W4YSX1 | Uncharacterized protein; | NULL | NULL | 2533 | sea-urchin |
| W4YL50 | Uncharacterized protein; | Sp-Z376; | NULL | 958 | sea-urchin |
| W4Y046 | Uncharacterized protein; | Sp-Tbl3; | NULL | 478 | sea-urchin |
| W4YMC0 | Uncharacterized protein; | Sp-Hypp_852; | NULL | 613 | sea-urchin |
| W4YKZ4 | Uncharacterized protein; | Sp-Unc44_235; | NULL | 723 | sea-urchin |
| W4XB97 | Uncharacterized protein; Fragment; | NULL | NULL | 137 | sea-urchin |
