| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| X5F5A9 | Sp185/333; Fragment; | NULL | NULL | 252 | sea-urchin |
| W4ZFR0 | Uncharacterized protein; | NULL | NULL | 162 | sea-urchin |
| W4ZFP5 | Uncharacterized protein; | Sp-Crot_4; | XP_003727175.1; | 111 | sea-urchin |
| W4XUE0 | Uncharacterized protein; | Sp-Slc32a1_1; | NULL | 401 | sea-urchin |
| W4YGY6 | Uncharacterized protein; | NULL | NULL | 194 | sea-urchin |
| W4Z2D0 | Uncharacterized protein; | NULL | NULL | 226 | sea-urchin |
| W4XMM8 | Uncharacterized protein; | Sp-DisLA3; | NULL | 1049 | sea-urchin |
| W4XXM1 | Uncharacterized protein; | NULL | NULL | 279 | sea-urchin |
| W4XN70 | Uncharacterized protein; | Sp-Slc14; | NULL | 461 | sea-urchin |
| W4YG74 | Uncharacterized protein; | Sp-Fn3/Igf_37; | NULL | 1239 | sea-urchin |
| W4XUT6 | Uncharacterized protein; | Sp-trh_1; | NULL | 57 | sea-urchin |
| W4XYI2 | Uncharacterized protein; | NULL | XP_786155.1; | 142 | sea-urchin |
| W4XV35 | Transporter; | Sp-Slc6a12; | NULL | 573 | sea-urchin |
| W4YP19 | Uncharacterized protein; | Sp-Gpkow; | NULL | 498 | sea-urchin |
| W4XN65 | Uncharacterized protein; | Sp-Lztf1_1; | NULL | 301 | sea-urchin |
| W4YQC9 | Uncharacterized protein; | Sp-Rnf113a; | NULL | 339 | sea-urchin |
| W4YGW7 | Uncharacterized protein; | Sp-Fn3/Egf_10; | NULL | 1176 | sea-urchin |
| W4YQ62 | Uncharacterized protein; | Sp-Fn3_36; | NULL | 3043 | sea-urchin |
| W4YG38 | Uncharacterized protein; | Sp-Herc4L_1; | NULL | 413 | sea-urchin |
| W4XXQ7 | Uncharacterized protein; Fragment; | Sp-Pomgnt1; | NULL | 379 | sea-urchin |
