| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZAL8 | Uncharacterized protein; | Sp-Prss12L_3; | NULL | 315 | sea-urchin |
| W4XJ98 | Uncharacterized protein; | NULL | NULL | 126 | sea-urchin |
| W4XJG4 | Uncharacterized protein; | Sp-Prom1; | NULL | 634 | sea-urchin |
| W4XCM0 | Uncharacterized protein; | Sp-Rbms3; | NULL | 408 | sea-urchin |
| W4ZHV5 | Protein arginine N-methyltransferase; | Sp-Prmt5_1; | NULL | 528 | sea-urchin |
| W4XJ69 | Uncharacterized protein; | NULL | NULL | 253 | sea-urchin |
| W4XLM6 | Uncharacterized protein; | NULL | NULL | 272 | sea-urchin |
| W4XKC8 | Uncharacterized protein; Fragment; | NULL | NULL | 110 | sea-urchin |
| W4XKZ3 | Uncharacterized protein; Fragment; | Sp-Tbpaf2; | NULL | 118 | sea-urchin |
| W4XQV0 | Uncharacterized protein; | Sp-Iqck; | NULL | 363 | sea-urchin |
| W4XJ68 | Uncharacterized protein; | Sp-Abcc9k; | NULL | 596 | sea-urchin |
| W4ZAP6 | Uncharacterized protein; | Sp-Fh1/Fh2cph; | NULL | 1281 | sea-urchin |
| W4XB58 | Uncharacterized protein; | NULL | XP_788217.1; | 203 | sea-urchin |
| W4XIK2 | Uncharacterized protein; | Sp-Clect_7; | XP_003726792.1; | 164 | sea-urchin |
| W4XW41 | Uncharacterized protein; | Sp-CubnL_9; | NULL | 468 | sea-urchin |
| W4XR47 | Uncharacterized protein; Fragment; | Sp-Hypp_1613; | NULL | 351 | sea-urchin |
| W4XL97 | Uncharacterized protein; Fragment; | NULL | NULL | 90 | sea-urchin |
| W4XB46 | Uncharacterized protein; | Sp-Adhfe1_2; | NULL | 107 | sea-urchin |
| W4XW88 | Uncharacterized protein; | Sp-Ada; | NULL | 396 | sea-urchin |
| W4XZM7 | Uncharacterized protein; | NULL | NULL | 223 | sea-urchin |
