| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Z263 | Uncharacterized protein; | Sp-Rpusd4; | XP_003731372.1;XP_792641.1; | 414 | sea-urchin |
| W4XCR2 | Uncharacterized protein; | NULL | NULL | 209 | sea-urchin |
| W4YL84 | Uncharacterized protein; | Sp-Ddx42_1; | NULL | 353 | sea-urchin |
| W4XPC8 | Uncharacterized protein; | Sp-Hat1; | NULL | 415 | sea-urchin |
| W4YML1 | Uncharacterized protein; | Sp-Unc44_316; | NULL | 522 | sea-urchin |
| W4Z5I4 | Uncharacterized protein; | Sp-Ptr4; | NULL | 607 | sea-urchin |
| W4Z2N8 | Transporter; | Sp-Sert; | NULL | 727 | sea-urchin |
| W4Z023 | Uncharacterized protein; | NULL | XP_003726118.1; | 163 | sea-urchin |
| W4Z530 | Uncharacterized protein; | Sp-Slsp_17; | NULL | 338 | sea-urchin |
| W4YWT3 | Uncharacterized protein; | NULL | XP_003730358.1; | 148 | sea-urchin |
| W4YTC1 | DNA-directed RNA polymerase; EC 2.7.7.6; | Sp-Polrmt_1; | NULL | 407 | sea-urchin |
| W4YH85 | Uncharacterized protein; | Sp-Sarmr5; | NULL | 564 | sea-urchin |
| W4Z833 | Uncharacterized protein; | Sp-Scai; | NULL | 316 | sea-urchin |
| W4Z8T5 | Uncharacterized protein; | Sp-LacL_7; | NULL | 613 | sea-urchin |
| W4Z9Q2 | Uncharacterized protein; Fragment; | NULL | NULL | 91 | sea-urchin |
| W4ZC22 | Uncharacterized protein; | Sp-Fn3krp_1; | NULL | 315 | sea-urchin |
| W4ZB29 | Uncharacterized protein; | NULL | NULL | 272 | sea-urchin |
| W4ZBL6 | Uncharacterized protein; | Sp-Aadat_3; | NULL | 387 | sea-urchin |
| W4Z649 | Uncharacterized protein; | Sp-Pla2g6; | NULL | 816 | sea-urchin |
| W4Z947 | Uncharacterized protein; Fragment; | NULL | NULL | 257 | sea-urchin |
