| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XST3 | Uncharacterized protein; | Sp-Gcl; | NULL | 447 | sea-urchin |
| W4XSM1 | Uncharacterized protein; | Sp-Hypp_480; | NULL | 600 | sea-urchin |
| W4ZCC8 | Uncharacterized protein; | Sp-Ranbp1; | XP_792600.2; | 285 | sea-urchin |
| W4ZBI6 | Uncharacterized protein; | Sp-Slc4a10; | XP_786033.1; | 1149 | sea-urchin |
| W4YLZ4 | Uncharacterized protein; | NULL | NULL | 150 | sea-urchin |
| W4YYE6 | Uncharacterized protein; | Sp-Gps1; | NULL | 504 | sea-urchin |
| W4YRB9 | Uncharacterized protein; | Sp-Unk_63; | NULL | 816 | sea-urchin |
| W4Z1G1 | Uncharacterized protein; Fragment; | Sp-Prpf8_2; | NULL | 754 | sea-urchin |
| W4Z6A7 | Uncharacterized protein; | Sp-Galns; | NULL | 485 | sea-urchin |
| W4ZI70 | Uncharacterized protein; | Sp-Hrh3L_20; | NULL | 461 | sea-urchin |
| W4ZF23 | Uncharacterized protein; | NULL | NULL | 136 | sea-urchin |
| W4ZHY6 | Uncharacterized protein; | Sp-Slc7a11_12; | NULL | 501 | sea-urchin |
| W4Y7E9 | Uncharacterized protein; | NULL | NULL | 69 | sea-urchin |
| W4ZIQ1 | Uncharacterized protein; | Sp-Alk4-5-7; | NULL | 365 | sea-urchin |
| W4ZIT8 | Ribosomal protein L15; | Sp-Rpl15; | XP_001178439.1;XP_003725530.1;XP_780026.1; | 204 | sea-urchin |
| W4ZD88 | Uncharacterized protein; Fragment; | NULL | NULL | 129 | sea-urchin |
| W4ZDB3 | Uncharacterized protein; | Sp-Hypp_1170; | NULL | 876 | sea-urchin |
| W4Z1M9 | Uncharacterized protein; | Sp-Hypp_2592; | NULL | 495 | sea-urchin |
| W4ZD85 | Uncharacterized protein; Fragment; | Sp-Znfx1-21; | NULL | 859 | sea-urchin |
| W4YZ87 | Uncharacterized protein; | NULL | NULL | 129 | sea-urchin |
