| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XWF5 | Uncharacterized protein; | Sp-Chst1; | XP_784917.1; | 533 | sea-urchin |
| W4XYV1 | Uncharacterized protein; | NULL | NULL | 214 | sea-urchin |
| W4XVL5 | Uncharacterized protein; | Sp-PolypL_937; | NULL | 611 | sea-urchin |
| W4XYX4 | Uncharacterized protein; | Sp-Hypp_34; | NULL | 1023 | sea-urchin |
| W4Y5Y6 | Uncharacterized protein; | Sp-Sf_arg/Serr10; | NULL | 135 | sea-urchin |
| W4Y258 | Uncharacterized protein; | Sp-Hypp_1871; | NULL | 424 | sea-urchin |
| W4XP31 | Uncharacterized protein; | NULL | NULL | 128 | sea-urchin |
| W4XC40 | Uncharacterized protein; | Sp-Rvt/Exn/End/Pp_1; | NULL | 1111 | sea-urchin |
| W4Y2I7 | Uncharacterized protein; | Sp-Hypp_1880; | NULL | 316 | sea-urchin |
| W4XGG8 | Ribonucleoside-diphosphate reductase; EC 1.17.4.1; | Sp-Rrm1; | XP_780425.1; | 797 | sea-urchin |
| W4YYW0 | Uncharacterized protein; | Sp-Kiaa1267L; | NULL | 1362 | sea-urchin |
| W4X9T2 | Uncharacterized protein; | Sp-PtrpfL; | NULL | 204 | sea-urchin |
| W4X9N3 | Uncharacterized protein; | Sp-Atp5c1; | XP_784312.1; | 273 | sea-urchin |
| W4Y553 | Uncharacterized protein; | Sp-Asl; | XP_003729477.1;XP_780183.3; | 463 | sea-urchin |
| W4Y3D7 | Uncharacterized protein; | Sp-Btbd17L_1; | NULL | 493 | sea-urchin |
| W4XU28 | Uncharacterized protein; | Sp-Egfia_1; | NULL | 319 | sea-urchin |
| W4YBH3 | Proteasome subunit alpha type; EC 3.4.25.1; | Sp-Psma6; | NULL | 224 | sea-urchin |
| W4Y1Y3 | Uncharacterized protein; | Sp-Fastkd5; | XP_783828.2; | 818 | sea-urchin |
| W4YGG0 | Uncharacterized protein; | Sp-TlrL_6; | NULL | 1165 | sea-urchin |
| W4YBR4 | Uncharacterized protein; | Sp-MucL_3; | NULL | 1162 | sea-urchin |
