| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XK44 | Uncharacterized protein; | NULL | XP_003730179.1; | 183 | sea-urchin |
| W4XSJ4 | Uncharacterized protein; | Sp-C20orf85L; | XP_782490.1; | 137 | sea-urchin |
| W4XRL5 | Uncharacterized protein; | Sp-Z464; | NULL | 661 | sea-urchin |
| W4Y7S9 | Uncharacterized protein; | Sp-ThegL; | XP_800219.1; | 268 | sea-urchin |
| W4XBV7 | Uncharacterized protein; | NULL | NULL | 135 | sea-urchin |
| W4Y2Q6 | Uncharacterized protein; | Sp-Tk7; | NULL | 498 | sea-urchin |
| W4XPE0 | Uncharacterized protein; | Sp-Nek2; | XP_786794.1; | 453 | sea-urchin |
| W4XM95 | Uncharacterized protein; | NULL | NULL | 160 | sea-urchin |
| W4XX46 | Uncharacterized protein; | Sp-Serrp1; | NULL | 4909 | sea-urchin |
| W4YLP2 | Uncharacterized protein; | Sp-Fam76a; | XP_785345.2; | 447 | sea-urchin |
| W4YAG8 | Uncharacterized protein; | Sp-Gluld1_4; | NULL | 476 | sea-urchin |
| W4YXT6 | Uncharacterized protein; | NULL | NULL | 141 | sea-urchin |
| W4YKB0 | Uncharacterized protein; | Sp-Vwdf_2; | NULL | 453 | sea-urchin |
| W4Y5A9 | Uncharacterized protein; | Sp-Hypp_632; | NULL | 653 | sea-urchin |
| W4YY38 | Uncharacterized protein; | Sp-HyalinL_2; | NULL | 322 | sea-urchin |
| W4YDA7 | Uncharacterized protein; | NULL | NULL | 107 | sea-urchin |
| W4Z5H6 | Uncharacterized protein; | NULL | NULL | 195 | sea-urchin |
| W4YUW7 | Uncharacterized protein; | NULL | NULL | 180 | sea-urchin |
| W4YJ43 | Uncharacterized protein; | Sp-Clca_9; | NULL | 392 | sea-urchin |
| W4YZT8 | Uncharacterized protein; | Sp-Nlr186; | NULL | 660 | sea-urchin |
