| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XYJ5 | Uncharacterized protein; | Sp-Gpr133L; | NULL | 950 | sea-urchin |
| W4YJ01 | Uncharacterized protein; | NULL | NULL | 86 | sea-urchin |
| W4ZL05 | Uncharacterized protein; | Sp-Hypp_3025; | NULL | 1773 | sea-urchin |
| W4YQI2 | Uncharacterized protein; | NULL | XP_003730348.1; | 291 | sea-urchin |
| W4Z3U7 | Uncharacterized protein; | NULL | NULL | 252 | sea-urchin |
| W4YHX9 | Uncharacterized protein; | Sp-Fuk; | NULL | 873 | sea-urchin |
| W4YHU0 | Uncharacterized protein; | NULL | NULL | 123 | sea-urchin |
| W4ZH12 | Uncharacterized protein; | Sp-Ia1; | NULL | 570 | sea-urchin |
| W4Z9B6 | Uncharacterized protein; | Sp-Sele; | NULL | 571 | sea-urchin |
| W4Z609 | Uncharacterized protein; | NULL | XP_786617.1; | 174 | sea-urchin |
| W4Z2U3 | Uncharacterized protein; | NULL | NULL | 270 | sea-urchin |
| W4Z2K3 | Uncharacterized protein; | Sp-Cara4LB; | NULL | 341 | sea-urchin |
| W4YPZ4 | Uncharacterized protein; | Sp-Colf_13; | NULL | 753 | sea-urchin |
| W4XXN1 | Uncharacterized protein; | Sp-Boule; | NULL | 377 | sea-urchin |
| W4YW13 | Uncharacterized protein; | Sp-Ahsah1; | XP_781122.2; | 348 | sea-urchin |
| W4ZKY4 | Uncharacterized protein; | Sp-Cbr3; | XP_001188609.2; | 278 | sea-urchin |
| W4X9M6 | Uncharacterized protein; | Sp-MucL; | NULL | 1069 | sea-urchin |
| W4XDF8 | Uncharacterized protein; | Sp-Hypp_1326; | NULL | 385 | sea-urchin |
| W4ZG53 | Uncharacterized protein; | Sp-CapsL; | NULL | 110 | sea-urchin |
| W4Y3Y0 | Uncharacterized protein; | Sp-Tarbp1; | NULL | 1643 | sea-urchin |
