| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZFN6 | Uncharacterized protein; | NULL | NULL | 68 | sea-urchin |
| W4Z7F5 | Uncharacterized protein; | Sp-PtprW2; | NULL | 1831 | sea-urchin |
| W4ZEZ3 | Uncharacterized protein; | Sp-Rqcd1; | NULL | 286 | sea-urchin |
| W4XUJ0 | Uncharacterized protein; | Sp-Galr2L_7; | NULL | 591 | sea-urchin |
| W4ZHB1 | Uncharacterized protein; | Sp-Dazip; | NULL | 147 | sea-urchin |
| W4XCJ8 | Uncharacterized protein; | NULL | NULL | 196 | sea-urchin |
| W4XFP6 | Uncharacterized protein; | Sp-Cdk1; | XP_781415.1; | 301 | sea-urchin |
| W4YJP7 | Transporter; Fragment; | Sp-Glyt_6; | NULL | 651 | sea-urchin |
| W4ZKX4 | Uncharacterized protein; | NULL | NULL | 148 | sea-urchin |
| W4YXF2 | Uncharacterized protein; | Sp-Git1; | NULL | 196 | sea-urchin |
| W4ZEK5 | Uncharacterized protein; | NULL | NULL | 174 | sea-urchin |
| W4XL93 | Uncharacterized protein; | Sp-SelcysL; | XP_003729578.1; | 443 | sea-urchin |
| W4XCA9 | Uncharacterized protein; | NULL | NULL | 105 | sea-urchin |
| W4XCB7 | Uncharacterized protein; | NULL | NULL | 135 | sea-urchin |
| W4Y2Z8 | Uncharacterized protein; | NULL | NULL | 196 | sea-urchin |
| W4XKX4 | Uncharacterized protein; | NULL | NULL | 286 | sea-urchin |
| W4YY93 | Uncharacterized protein; | Sp-Ncoa5L_1; | NULL | 356 | sea-urchin |
| W4Z9M6 | Uncharacterized protein; | Sp-Hypp_1128; | XP_003730138.1; | 732 | sea-urchin |
| W4XN19 | Uncharacterized protein; | Sp-Hypp_429; | NULL | 743 | sea-urchin |
| W4XRA0 | Histone H2B; | Sp-EhH2b_19; | NULL | 123 | sea-urchin |
