| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y981 | Uncharacterized protein; | Sp-Unk; | NULL | 264 | sea-urchin |
| W4ZG21 | Uncharacterized protein; | NULL | NULL | 83 | sea-urchin |
| W4ZA84 | Uncharacterized protein; | Sp-Unk_23; | NULL | 203 | sea-urchin |
| W4ZFN7 | Uncharacterized protein; | NULL | XP_799980.1; | 177 | sea-urchin |
| W4YQ11 | Uncharacterized protein; | Sp-Fn3/Igf_39; | NULL | 338 | sea-urchin |
| W4ZGJ9 | Uncharacterized protein; Fragment; | NULL | NULL | 46 | sea-urchin |
| W4YGZ4 | Uncharacterized protein; | Sp-Hypp_2183; | NULL | 507 | sea-urchin |
| W4ZFS1 | Uncharacterized protein; | Sp-Prpf39; | NULL | 985 | sea-urchin |
| W4XNX1 | Uncharacterized protein; | NULL | XP_795869.3; | 281 | sea-urchin |
| W4YQ37 | Uncharacterized protein; | Sp-Hypp_901; | NULL | 627 | sea-urchin |
| W4Z938 | Uncharacterized protein; | NULL | NULL | 155 | sea-urchin |
| W4Z378 | Uncharacterized protein; | Sp-Sh3bp2; | NULL | 545 | sea-urchin |
| W4ZFN1 | Uncharacterized protein; | Sp-Kbtbd8; | NULL | 591 | sea-urchin |
| Q3LS90 | 185/333; | NULL | NULL | 494 | sea-urchin |
| W4ZG05 | Uncharacterized protein; | Sp-PolypL_90; | XP_003723495.1; | 1111 | sea-urchin |
| W4ZFL8 | Uncharacterized protein; | NULL | NULL | 101 | sea-urchin |
| W4Z2Y8 | Uncharacterized protein; | Sp-Mll1L; | NULL | 3097 | sea-urchin |
| A1DX57 | Sp185/333; | NULL | NULL | 291 | sea-urchin |
| A6N3Y7 | 185/333 D1 alpha; | NULL | NULL | 378 | sea-urchin |
| Q9NGM9 | Myosin II; Fragment; | NULL | NULL | 44 | sea-urchin |
