| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Z7D5 | Uncharacterized protein; | Sp-Hypp_1103; | NULL | 625 | sea-urchin |
| Q2V8N1 | Nanos 2; | NULL | NP_001073023.1; | 232 | sea-urchin |
| W4Z222 | Uncharacterized protein; | NULL | NULL | 97 | sea-urchin |
| W4ZH20 | Uncharacterized protein; | Sp-Bcar3; | NULL | 953 | sea-urchin |
| O76727 | Integrin beta; | NULL | NP_999731.1; | 802 | sea-urchin |
| Q07265 | 3 alpha procollagen; | COLP3alpha; | NP_999631.1; | 1752 | sea-urchin |
| A1DXR8 | Sp185/333; | NULL | NULL | 291 | sea-urchin |
| Q8MUK8 | Primary mesenchyme specific protein MSP130-related-1; | NULL | NP_999806.1; | 654 | sea-urchin |
| Q26640 | Alpha2(IV)-like collagen; | COLP4alpha; | NP_999676.1; | 1747 | sea-urchin |
| Q9GUA3 | 34kDa cortical vesicle protein; Fragment; | NULL | NULL | 284 | sea-urchin |
| Q3LS97 | 185/333; | NULL | NULL | 489 | sea-urchin |
| B0R201 | Huntingtin; Fragment; | hd; | NULL | 189 | sea-urchin |
| A1E253 | Checkpoint kinase 1; | NULL | NP_001091925.1; | 468 | sea-urchin |
| Q94764 | GTPase homolog; Fragment; | rab8; | NULL | 63 | sea-urchin |
| A1DXA5 | Sp185/333; | NULL | NULL | 142 | sea-urchin |
| A0SVR1 | Glypican-5; | Gpc5; | NP_001138966.1; | 605 | sea-urchin |
| A1DY06 | Sp185/333; | NULL | NULL | 142 | sea-urchin |
| A6N3U6 | 185/333 D1 alpha; | NULL | NULL | 376 | sea-urchin |
| B0ZT37 | Sp185/333 01 delta; | NULL | NULL | 273 | sea-urchin |
| B3LF41 | SCO-spondin protein; Fragment; | SCO-spondin; scospondin sspo; | NULL | 2730 | sea-urchin |
