| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XB08 | Uncharacterized protein; | Sp-Fn3/Igf_19; | NULL | 946 | sea-urchin |
| W4XCL5 | Uncharacterized protein; | NULL | NULL | 288 | sea-urchin |
| W4XR94 | Uncharacterized protein; | Sp-Hypp_1619; | NULL | 329 | sea-urchin |
| W4XRR9 | Uncharacterized protein; | Sp-Safb2L; | NULL | 457 | sea-urchin |
| W4YC73 | Uncharacterized protein; | NULL | NULL | 250 | sea-urchin |
| W4YBU8 | Uncharacterized protein; | NULL | NULL | 201 | sea-urchin |
| W4Y0Y8 | Uncharacterized protein; | Sp-Hypp_1845; | NULL | 302 | sea-urchin |
| W4Y4N8 | Uncharacterized protein; | NULL | NULL | 299 | sea-urchin |
| W4YB95 | Uncharacterized protein; | Sp-Surreal/Gpcr7; | NULL | 351 | sea-urchin |
| W4Y636 | Uncharacterized protein; | Sp-trim37_1; | NULL | 454 | sea-urchin |
| W4YD91 | Uncharacterized protein; | NULL | NULL | 104 | sea-urchin |
| W4YDB0 | Uncharacterized protein; | Sp-B9d2; | NULL | 182 | sea-urchin |
| W4Y6L5 | Uncharacterized protein; | Sp-Fibp; | NULL | 364 | sea-urchin |
| W4XRW4 | Uncharacterized protein; | NULL | NULL | 188 | sea-urchin |
| W4XPZ9 | Uncharacterized protein; | NULL | NULL | 195 | sea-urchin |
| W4YJP5 | Integrin beta; | Sp-BetaLi; | NULL | 799 | sea-urchin |
| W4YD54 | Uncharacterized protein; | NULL | NULL | 239 | sea-urchin |
| W4YJZ3 | Uncharacterized protein; | NULL | XP_003726784.1; | 275 | sea-urchin |
| W4YDC8 | Uncharacterized protein; | Sp-Hypp_2103; | NULL | 455 | sea-urchin |
| W4XIL6 | Uncharacterized protein; | Sp-Abcb7; | NULL | 628 | sea-urchin |
