| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZJP4 | Uncharacterized protein; | Sp-Hypp_2954; | NULL | 536 | sea-urchin |
| W4YCS2 | Uncharacterized protein; | NULL | NULL | 257 | sea-urchin |
| W4XA77 | Uncharacterized protein; | Sp-Clect/Egf_4; | NULL | 375 | sea-urchin |
| W4XAJ0 | Uncharacterized protein; | NULL | XP_003725740.1; | 165 | sea-urchin |
| W4Z8F3 | Uncharacterized protein; | Sp-Hypp_2730; | NULL | 311 | sea-urchin |
| W4Z743 | Uncharacterized protein; | Sp-Srd5a1_1; | NULL | 300 | sea-urchin |
| W4ZD05 | Uncharacterized protein; | Sp-Thsd4; | NULL | 479 | sea-urchin |
| W4ZEW1 | Uncharacterized protein; | NULL | NULL | 132 | sea-urchin |
| W4ZDS4 | Uncharacterized protein; | Sp-Drd2L_24; | NULL | 409 | sea-urchin |
| W4XHU0 | Uncharacterized protein; | Sp-Nlr66; | NULL | 910 | sea-urchin |
| W4YME0 | Uncharacterized protein; Fragment; | NULL | NULL | 136 | sea-urchin |
| W4XKI1 | Uncharacterized protein; | Sp-Rt23; | NULL | 366 | sea-urchin |
| W4XJL7 | Uncharacterized protein; | NULL | NULL | 271 | sea-urchin |
| W4XC98 | Uncharacterized protein; | NULL | NULL | 111 | sea-urchin |
| W4YNK3 | Uncharacterized protein; | Sp-Six4; | NULL | 562 | sea-urchin |
| W4XPS9 | Uncharacterized protein; | Sp-Pde10a; | NULL | 768 | sea-urchin |
| W4X9P8 | Uncharacterized protein; | Sp-Kcnh1; | NULL | 889 | sea-urchin |
| W4XZ35 | Uncharacterized protein; | Sp-Prkrip; | XP_791005.1; | 193 | sea-urchin |
| W4YSU2 | Uncharacterized protein; | Sp-C12orf66; | NULL | 375 | sea-urchin |
| W4XQW9 | Uncharacterized protein; | NULL | NULL | 103 | sea-urchin |
