| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XFM8 | Uncharacterized protein; | NULL | NULL | 219 | sea-urchin |
| W4YGY2 | Uncharacterized protein; | Sp-Pogk_1; | NULL | 422 | sea-urchin |
| W4YWN2 | Uncharacterized protein; | Sp-Nlr110; | NULL | 965 | sea-urchin |
| W4ZGL1 | Uncharacterized protein; | NULL | NULL | 175 | sea-urchin |
| W4YQ05 | Uncharacterized protein; | Sp-Hypp_899; | NULL | 716 | sea-urchin |
| W4ZIR7 | Uncharacterized protein; | Sp-Crocc_4; | NULL | 634 | sea-urchin |
| W4ZJW2 | Uncharacterized protein; | Sp-Hypp_285; | NULL | 1079 | sea-urchin |
| W4Z719 | Uncharacterized protein; | NULL | NULL | 276 | sea-urchin |
| W4Z329 | Uncharacterized protein; | NULL | NULL | 159 | sea-urchin |
| W4YZB6 | Uncharacterized protein; | Sp-Hypp_170; | NULL | 3036 | sea-urchin |
| W4YV53 | Uncharacterized protein; | NULL | NULL | 45 | sea-urchin |
| Q26644 | Calcium-binding protein; | endo16; | NP_999684.1; | 1560 | sea-urchin |
| W4XNR3 | Uncharacterized protein; | Sp-Hypp_1560; | NULL | 558 | sea-urchin |
| Q3LSB1 | 185/333; | NULL | NULL | 381 | sea-urchin |
| W4YIX2 | Uncharacterized protein; | Sp-Efgib_2; | NULL | 459 | sea-urchin |
| W4YJ15 | Uncharacterized protein; | Sp-Dalrd3; | NULL | 501 | sea-urchin |
| A1DWR3 | Sp185/333; | NULL | NULL | 142 | sea-urchin |
| A1DYB2 | Sp185/333; | NULL | NULL | 120 | sea-urchin |
| W4ZEB5 | Uncharacterized protein; | NULL | NULL | 90 | sea-urchin |
| W4Y3Y8 | Uncharacterized protein; | Sp-Z128; | NULL | 759 | sea-urchin |
