| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Z2U7 | Uncharacterized protein; | Sp-Hypp_1046; | NULL | 910 | sea-urchin |
| W4YQF1 | Uncharacterized protein; | Sp-Fn3/Igf_15; | NULL | 620 | sea-urchin |
| W4Z279 | Uncharacterized protein; | NULL | NULL | 120 | sea-urchin |
| W4Z0K3 | Uncharacterized protein; | Sp-BetaDxlL; | NULL | 684 | sea-urchin |
| W4YUF6 | Uncharacterized protein; | Sp-Hypp_2441; | NULL | 401 | sea-urchin |
| W4ZKR7 | Uncharacterized protein; | Sp-Hypp_290; | NULL | 1040 | sea-urchin |
| W4Z2F8 | Uncharacterized protein; | NULL | NULL | 96 | sea-urchin |
| W4ZGV3 | Uncharacterized protein; | Sp-Tdrdcp_2; | NULL | 276 | sea-urchin |
| W4YN02 | Uncharacterized protein; | NULL | XP_003728317.1; | 148 | sea-urchin |
| W4YVE3 | Uncharacterized protein; | Sp-Xcat2; | NULL | 684 | sea-urchin |
| W4YMI2 | Uncharacterized protein; | Sp-Clect/Tm_5; | NULL | 576 | sea-urchin |
| W4Z9Y6 | Uncharacterized protein; | NULL | NULL | 48 | sea-urchin |
| W4ZKA4 | Uncharacterized protein; | Sp-Unk_67; | NULL | 665 | sea-urchin |
| W4Y384 | Uncharacterized protein; | Sp-Hypp_609; | NULL | 736 | sea-urchin |
| W4XAB8 | Uncharacterized protein; | Sp-Fbxl21; | XP_003730501.1; | 467 | sea-urchin |
| W4Z968 | Uncharacterized protein; | Sp-Nudt19; | NULL | 261 | sea-urchin |
| W4XCN5 | Uncharacterized protein; | Sp-Kiaa1161L_2; | NULL | 834 | sea-urchin |
| W4YA26 | Uncharacterized protein; | NULL | NULL | 217 | sea-urchin |
| W4XAP5 | Uncharacterized protein; | Sp-Z115; | NULL | 1429 | sea-urchin |
| W4XHI8 | Uncharacterized protein; | NULL | NULL | 100 | sea-urchin |
