| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y0P8 | Uncharacterized protein; | Sp-Hreif2ak; | NULL | 799 | sea-urchin |
| W4Y652 | Uncharacterized protein; | Sp-Fbxo28; | NULL | 311 | sea-urchin |
| W4YCR5 | Uncharacterized protein; | Sp-Hypp_2088; | NULL | 478 | sea-urchin |
| W4Y603 | Uncharacterized protein; | NULL | NULL | 98 | sea-urchin |
| W4YD32 | Uncharacterized protein; | Sp-Npepps; | NULL | 831 | sea-urchin |
| W4XX08 | Uncharacterized protein; | Sp-Spag1L; | NULL | 850 | sea-urchin |
| W4YFB3 | Uncharacterized protein; | Sp-Med21; | XP_796120.1; | 177 | sea-urchin |
| W4Y1L6 | Uncharacterized protein; | Sp-CckbrL_1; | XP_001198784.1; | 424 | sea-urchin |
| W4Z0G4 | Uncharacterized protein; | Sp-Ptpr1; | NULL | 1444 | sea-urchin |
| W4XTH7 | Uncharacterized protein; | NULL | NULL | 137 | sea-urchin |
| W4YN64 | Uncharacterized protein; | NULL | NULL | 224 | sea-urchin |
| W4XC47 | Uncharacterized protein; | Sp-Api5; | NULL | 379 | sea-urchin |
| W4YNZ8 | Uncharacterized protein; | NULL | NULL | 104 | sea-urchin |
| W4Y1J9 | Uncharacterized protein; | Sp-Surreal/Gpcr30; | XP_783811.1; | 339 | sea-urchin |
| W4YEH1 | Uncharacterized protein; | Sp-Slc2a9; | NULL | 278 | sea-urchin |
| W4YTE3 | Uncharacterized protein; | Sp-Hrh3L_16; | NULL | 378 | sea-urchin |
| W4XD98 | Uncharacterized protein; | Sp-Dmbt1L_6; | NULL | 462 | sea-urchin |
| W4YSK6 | Uncharacterized protein; | NULL | NULL | 161 | sea-urchin |
| W4YEF2 | Uncharacterized protein; | Sp-Tmem214; | NULL | 513 | sea-urchin |
| W4YMQ1 | Uncharacterized protein; | Sp-Svep1_1; | NULL | 493 | sea-urchin |
