| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4YWC8 | Histone H4; | Sp-EhH4_58; | NULL | 103 | sea-urchin |
| W4Y1T0 | Uncharacterized protein; | NULL | NULL | 139 | sea-urchin |
| W4Y719 | Uncharacterized protein; Fragment; | Sp-Usp38_1; | NULL | 625 | sea-urchin |
| W4XXF5 | Uncharacterized protein; | Sp-Shr2; | NULL | 762 | sea-urchin |
| W4XJU2 | Phosphoinositide phospholipase C; EC 3.1.4.11; | Sp-Plcb4; | XP_792233.2; | 1208 | sea-urchin |
| W4Z920 | Uncharacterized protein; | Sp-Tada2l_1; | NULL | 394 | sea-urchin |
| W4XG97 | Uncharacterized protein; | Sp-Abcc4c; | NULL | 1174 | sea-urchin |
| W4XHC2 | Peptidyl-prolyl cis-trans isomerase; EC 5.2.1.8; | Sp-Ppie_2; | NULL | 124 | sea-urchin |
| W4XTM1 | Chloride channel protein; | Sp-Clcn7; | NULL | 1041 | sea-urchin |
| W4Z216 | Uncharacterized protein; | Sp-Kif18; | NULL | 1352 | sea-urchin |
| W4YBZ6 | Uncharacterized protein; | NULL | NULL | 115 | sea-urchin |
| W4ZAF4 | Uncharacterized protein; | Sp-Pole-3; | NULL | 789 | sea-urchin |
| W4Y9P4 | Uncharacterized protein; | Sp-Taf3; | XP_797041.2; | 1047 | sea-urchin |
| W4YI92 | Uncharacterized protein; | Sp-Hypp_2216; | NULL | 305 | sea-urchin |
| W4YUC5 | Uncharacterized protein; | Sp-Pres_1; | NULL | 621 | sea-urchin |
| W4YBR9 | E3 ubiquitin-protein ligase; EC 6.3.2.-; | Sp-Siah; | NULL | 281 | sea-urchin |
| W4YR45 | Uncharacterized protein; | NULL | NULL | 255 | sea-urchin |
| W4YPC0 | Uncharacterized protein; | Sp-Bmp11b; | XP_789990.1; | 426 | sea-urchin |
| W4YAV0 | Uncharacterized protein; | Sp-Kcnd2; | NULL | 500 | sea-urchin |
| W4ZG58 | Uncharacterized protein; | Sp-Tlr146; | NULL | 430 | sea-urchin |
