| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Z8H2 | Uncharacterized protein; | Sp-Arih1; | XP_784503.1; | 513 | sea-urchin |
| W4ZEA8 | Histone H2A; | Sp-Unk_41; | NULL | 83 | sea-urchin |
| W4ZFB5 | Uncharacterized protein; | Sp-Ftsj3; | NULL | 359 | sea-urchin |
| W4ZKG7 | Uncharacterized protein; | NULL | NULL | 231 | sea-urchin |
| W4Z8R5 | Uncharacterized protein; | Sp-Prprp; | NULL | 353 | sea-urchin |
| W4ZK43 | Uncharacterized protein; | Sp-Pisd; | XP_798408.3; | 424 | sea-urchin |
| W4Y3R8 | Uncharacterized protein; | Sp-Gpr21L_6; | NULL | 308 | sea-urchin |
| W4ZKI6 | Uncharacterized protein; | NULL | NULL | 200 | sea-urchin |
| W4ZEG4 | Uncharacterized protein; | Sp-Dhrs6; | NULL | 145 | sea-urchin |
| W4YJ20 | Uncharacterized protein; | Sp-Adra1bL_8; | NULL | 392 | sea-urchin |
| W4YQB9 | Sulfurtransferase; | Sp-Ercc1; | NULL | 644 | sea-urchin |
| W4ZGY6 | Uncharacterized protein; | Sp-TlrP35; | NULL | 753 | sea-urchin |
| W4ZGR5 | Uncharacterized protein; | Sp-Kiaa0517L_3; | NULL | 576 | sea-urchin |
| W4ZH25 | Uncharacterized protein; | Sp-Apn5a; | NULL | 958 | sea-urchin |
| W4XYN6 | Uncharacterized protein; | Sp-Fam134cL; | NULL | 515 | sea-urchin |
| W4YA72 | Uncharacterized protein; | NULL | NULL | 229 | sea-urchin |
| W4YU87 | Uncharacterized protein; | Sp-Tmem26_4; | XP_781624.2; | 460 | sea-urchin |
| W4XYK9 | Uncharacterized protein; | Sp-Sycp3L; | NULL | 257 | sea-urchin |
| W4Z3V7 | Uncharacterized protein; | Sp-Pdha1; | NULL | 336 | sea-urchin |
| W4XVC0 | Uncharacterized protein; | Sp-Polr3d; | NULL | 611 | sea-urchin |
