| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4X9U8 | Uncharacterized protein; | Sp-Col18a1Lf; | NULL | 1391 | sea-urchin |
| W4XV49 | Uncharacterized protein; | Sp-Lrch4; | XP_003728535.1; | 527 | sea-urchin |
| W4XRG9 | Uncharacterized protein; | Sp-Hsp100B; | NULL | 396 | sea-urchin |
| W4XQ64 | Uncharacterized protein; | NULL | NULL | 159 | sea-urchin |
| W4YU09 | Uncharacterized protein; | NULL | NULL | 280 | sea-urchin |
| W4XC96 | Uncharacterized protein; Fragment; | Sp-Hypp_320; | NULL | 793 | sea-urchin |
| W4ZF52 | Uncharacterized protein; | NULL | NULL | 147 | sea-urchin |
| W4XE11 | Uncharacterized protein; | NULL | NULL | 136 | sea-urchin |
| W4XND4 | Uncharacterized protein; | Sp-Naalad2L_1; | NULL | 587 | sea-urchin |
| W4ZGD2 | Uncharacterized protein; | Sp-Fit2L; | NULL | 292 | sea-urchin |
| W4Y5T9 | Uncharacterized protein; Fragment; | Sp-Hdac4; | NULL | 343 | sea-urchin |
| W4XY84 | Uncharacterized protein; | NULL | NULL | 214 | sea-urchin |
| W4XCS9 | Uncharacterized protein; | NULL | XP_785837.1; | 204 | sea-urchin |
| W4YAP7 | Phosphoglycerate kinase; EC 2.7.2.3; | Sp-Pgk1; | NULL | 325 | sea-urchin |
| W4Y4C8 | Uncharacterized protein; | Sp-Kcnk18; | XP_784670.1; | 465 | sea-urchin |
| W4Y3U8 | Uncharacterized protein; | Sp-Eea1; | NULL | 1940 | sea-urchin |
| W4Y8F4 | Uncharacterized protein; | Sp-Hypp_2011; | NULL | 389 | sea-urchin |
| W4Y5C4 | Uncharacterized protein; | Sp-HlcsL; | NULL | 504 | sea-urchin |
| W4YE90 | Uncharacterized protein; | Sp-Chn2l; | NULL | 605 | sea-urchin |
| W4YC51 | Uncharacterized protein; | NULL | NULL | 147 | sea-urchin |
