| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZJD0 | Uncharacterized protein; | Sp-Clect_114; | NULL | 332 | sea-urchin |
| W4YSP6 | Small ubiquitin-related modifier; SUMO; | Sp-Sumo; | NULL | 88 | sea-urchin |
| W4Y6J3 | Uncharacterized protein; | NULL | NULL | 101 | sea-urchin |
| W4ZB44 | Uncharacterized protein; | Sp-Tie1_8; | NULL | 490 | sea-urchin |
| W4ZIT5 | Uncharacterized protein; | Sp-St6galnac5_4; | XP_786684.2; | 491 | sea-urchin |
| W4ZBN2 | Uncharacterized protein; | Sp-Mamdc2_1; | NULL | 589 | sea-urchin |
| W4XDN9 | Uncharacterized protein; | Sp-Tmem67; | NULL | 1222 | sea-urchin |
| W4ZI15 | Uncharacterized protein; | Sp-Hypp_276; | NULL | 1206 | sea-urchin |
| W4ZKC6 | Uncharacterized protein; | NULL | NULL | 216 | sea-urchin |
| W4XE47 | Uncharacterized protein; | Sp-Cebpa; | NULL | 422 | sea-urchin |
| W4XEI5 | Uncharacterized protein; | Sp-Otof; | NULL | 1531 | sea-urchin |
| W4YZ74 | Uncharacterized protein; | Sp-Unc44_152; | NULL | 1964 | sea-urchin |
| W4XDD5 | Uncharacterized protein; | Sp-Hdac2; | NULL | 475 | sea-urchin |
| W4XEJ7 | Uncharacterized protein; | Sp-PolppL-8; | NULL | 1809 | sea-urchin |
| W4XEQ0 | Uncharacterized protein; Fragment; | Sp-Ggt1_1; | NULL | 489 | sea-urchin |
| W4ZDA5 | Uncharacterized protein; | NULL | XP_795335.2; | 149 | sea-urchin |
| W4ZIV1 | Uncharacterized protein; | Sp-Rab28l; | NULL | 76 | sea-urchin |
| W4XKW1 | Uncharacterized protein; | Sp-BetaLi_1; | NULL | 196 | sea-urchin |
| W4XDY3 | Uncharacterized protein; | Sp-Hypp_336; | NULL | 778 | sea-urchin |
| W4XLJ8 | Uncharacterized protein; Fragment; | Sp-Polr1b; | NULL | 655 | sea-urchin |
