| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZHF8 | Uncharacterized protein; | NULL | XP_003731159.1; | 281 | sea-urchin |
| W4YCK5 | Uncharacterized protein; | Sp-Hypp_2083; | NULL | 354 | sea-urchin |
| W4YWH7 | Uncharacterized protein; | NULL | NULL | 171 | sea-urchin |
| W4Y194 | Uncharacterized protein; | Sp-Tmem39a; | NULL | 427 | sea-urchin |
| W4X9X5 | Uncharacterized protein; | Sp-Ncoa7l; | NULL | 1010 | sea-urchin |
| W4XAN5 | Uncharacterized protein; | Sp-Rnasek; | XP_791712.1; | 93 | sea-urchin |
| W4Z2Q5 | Uncharacterized protein; | Sp-Hypp_2607; | NULL | 469 | sea-urchin |
| W4Z394 | Uncharacterized protein; | Sp-Hypp_2618; | NULL | 551 | sea-urchin |
| W4XEL1 | Uncharacterized protein; | NULL | XP_787042.1; | 182 | sea-urchin |
| W4X9X4 | Uncharacterized protein; Fragment; | Sp-Rangap1; | NULL | 355 | sea-urchin |
| W4X9L2 | Uncharacterized protein; Fragment; | Sp-C10orf93L; | NULL | 1084 | sea-urchin |
| W4Y6N9 | Uncharacterized protein; | Sp-Hrh3L_8; | NULL | 422 | sea-urchin |
| W4XAB7 | Uncharacterized protein; | Sp-Gemin5; | NULL | 1680 | sea-urchin |
| W4YGS4 | Uncharacterized protein; | NULL | NULL | 112 | sea-urchin |
| W4XJ09 | Uncharacterized protein; | Sp-Srcr25; | NULL | 461 | sea-urchin |
| W4XJP7 | Uncharacterized protein; Fragment; | NULL | NULL | 241 | sea-urchin |
| W4XGD5 | Uncharacterized protein; | Sp-Sec23ip; | NULL | 435 | sea-urchin |
| W4Z4I1 | Uncharacterized protein; | Sp-Ufd1l; | XP_001178208.1;XP_784491.1; | 308 | sea-urchin |
| W4YCY7 | Uncharacterized protein; | Sp-Plscrl_2; | NULL | 195 | sea-urchin |
| W4XGD4 | Uncharacterized protein; | Sp-Sage; | NULL | 711 | sea-urchin |
