| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y022 | Uncharacterized protein; | Sp-Pel; | NULL | 408 | sea-urchin |
| W4Y459 | Uncharacterized protein; | Sp-Drd1L_1; | XP_003728195.1; | 527 | sea-urchin |
| W4XKH0 | Uncharacterized protein; | Sp-Prc1L; | NULL | 641 | sea-urchin |
| W4XUZ1 | Uncharacterized protein; | Sp-B3galt5_2; | NULL | 428 | sea-urchin |
| W4Y8Z2 | Uncharacterized protein; | Sp-Rel; | XP_780741.2; | 614 | sea-urchin |
| W4YFG3 | Uncharacterized protein; | Sp-Rab37; | NULL | 143 | sea-urchin |
| W4YLR9 | Uncharacterized protein; | Sp-Cara2LB; | NULL | 119 | sea-urchin |
| W4YMI5 | Uncharacterized protein; | Sp-Slc46a1L_4; | NULL | 388 | sea-urchin |
| W4YFV5 | Uncharacterized protein; | Sp-Pam_2; | NULL | 586 | sea-urchin |
| W4Y8C2 | Uncharacterized protein; | NULL | NULL | 294 | sea-urchin |
| W4YA45 | Uncharacterized protein; | Sp-Lrr/Gpcr_4; | NULL | 582 | sea-urchin |
| W4YT90 | Uncharacterized protein; | Sp-Mbd5; | NULL | 1751 | sea-urchin |
| W4YTL9 | Uncharacterized protein; | NULL | NULL | 280 | sea-urchin |
| W4Y9M3 | Uncharacterized protein; | Sp-Hrh2L_7; | NULL | 313 | sea-urchin |
| W4Y9C4 | Uncharacterized protein; | Sp-Thrap4L; | NULL | 1059 | sea-urchin |
| W4YPT5 | Uncharacterized protein; | Sp-Hypp_2357; | NULL | 424 | sea-urchin |
| W4YUE6 | Uncharacterized protein; | Sp-Aox1; | NULL | 406 | sea-urchin |
| W4YP64 | Uncharacterized protein; | Sp-Hypp_884; | XP_003727510.1; | 616 | sea-urchin |
| W4XGV7 | Uncharacterized protein; | NULL | NULL | 116 | sea-urchin |
| W4Z0R3 | Uncharacterized protein; | NULL | XP_001183272.2; | 216 | sea-urchin |
