| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XU06 | Uncharacterized protein; | Sp-Stk22A; | NULL | 416 | sea-urchin |
| W4XEV4 | Uncharacterized protein; | Sp-Gpcr; | NULL | 1216 | sea-urchin |
| W4ZD71 | Uncharacterized protein; | NULL | NULL | 127 | sea-urchin |
| W4XU08 | Uncharacterized protein; | NULL | NULL | 56 | sea-urchin |
| W4XMI0 | Uncharacterized protein; | Sp-Ly/Mam/Zp; | NULL | 870 | sea-urchin |
| W4XU53 | Uncharacterized protein; | Sp-Pp1_2; | NULL | 88 | sea-urchin |
| W4XUA8 | Uncharacterized protein; | Sp-Z346; | NULL | 1360 | sea-urchin |
| W4XU27 | Uncharacterized protein; | NULL | NULL | 123 | sea-urchin |
| W4XX22 | Uncharacterized protein; | Sp-Tie2L_3; | NULL | 522 | sea-urchin |
| W4XMJ2 | Uncharacterized protein; | NULL | NULL | 204 | sea-urchin |
| W4XU49 | Uncharacterized protein; | Sp-TlrL; | NULL | 690 | sea-urchin |
| W4XX44 | Uncharacterized protein; | NULL | NULL | 283 | sea-urchin |
| W4XEU3 | Uncharacterized protein; | Sp-Fn3/Egff_7; | NULL | 924 | sea-urchin |
| W4XX27 | Uncharacterized protein; | Sp-Hypp_1757; | NULL | 529 | sea-urchin |
| W4ZDF4 | Uncharacterized protein; | NULL | NULL | 128 | sea-urchin |
| W4Z6S7 | Uncharacterized protein; | Sp-Notch1-19; | NULL | 1960 | sea-urchin |
| W4XX53 | Uncharacterized protein; | Sp-Unk_70; | NULL | 243 | sea-urchin |
| W4XUA5 | Uncharacterized protein; | Sp-FliIh; | NULL | 710 | sea-urchin |
| W4ZJU0 | Uncharacterized protein; | NULL | NULL | 191 | sea-urchin |
| W4ZJX8 | Uncharacterized protein; | Sp-Tmprss3_1; | NULL | 342 | sea-urchin |
