| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XV71 | Uncharacterized protein; | Sp-Mrpl2l; | NULL | 328 | sea-urchin |
| W4XYP0 | Uncharacterized protein; | Sp-Hypp_3068; | NULL | 2737 | sea-urchin |
| W4YXA4 | Uncharacterized protein; | NULL | NULL | 114 | sea-urchin |
| W4Z9Z2 | Uncharacterized protein; | Sp-Rgs/Px1; | NULL | 1016 | sea-urchin |
| W4ZL33 | Uncharacterized protein; | NULL | NULL | 161 | sea-urchin |
| W4ZFF9 | Uncharacterized protein; | Sp-Hypp_2876; | NULL | 389 | sea-urchin |
| W4ZGA1 | Uncharacterized protein; | NULL | NULL | 45 | sea-urchin |
| W4ZGE4 | Uncharacterized protein; | Sp-Sox6L; | XP_800492.1; | 399 | sea-urchin |
| Q45ZT6 | Recombination activating protein 1-like; | Rag1L; | NP_001028179.1; | 983 | sea-urchin |
| W4YUP2 | Uncharacterized protein; | Sp-Mmp18/19L1; | NULL | 290 | sea-urchin |
| W4Z8J0 | Uncharacterized protein; | Sp-Hypp_2734; | NULL | 546 | sea-urchin |
| W4ZDX0 | Uncharacterized protein; | Sp-Sh2d5; | XP_003727756.1; | 860 | sea-urchin |
| W4ZGD8 | Uncharacterized protein; | Sp-Ulk1; | NULL | 960 | sea-urchin |
| A6N439 | 185/333 E3 delta; | NULL | NULL | 290 | sea-urchin |
| W4Z189 | Uncharacterized protein; | Sp-Hypp_2582; | NULL | 313 | sea-urchin |
| Q9NC83 | Putative uncharacterized protein; | NULL | NP_999653.1; | 169 | sea-urchin |
| A9P6H3 | ST8 alpha-N-acetyl-neuraminide alpha-2,8-sialyltransferase 4; | sia4; | NP_001119596.1; | 305 | sea-urchin |
| Q3LS83 | 185/333; | NULL | NULL | 357 | sea-urchin |
| A1DX95 | Sp185/333; | NULL | NULL | 142 | sea-urchin |
| W4YFB0 | Uncharacterized protein; | Sp-Hypp_2149; | NULL | 414 | sea-urchin |
