| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Z1K5 | Uncharacterized protein; | Sp-Lgsn; | NULL | 321 | sea-urchin |
| W4Z4I8 | Uncharacterized protein; | NULL | NULL | 121 | sea-urchin |
| W4Z4S2 | Uncharacterized protein; | NULL | NULL | 144 | sea-urchin |
| W4YC18 | Uncharacterized protein; | Sp-Svep1L_11; | NULL | 598 | sea-urchin |
| W4YZ95 | Uncharacterized protein; | Sp-Ttbk; | NULL | 329 | sea-urchin |
| W4Z0G6 | Uncharacterized protein; | Sp-Eftud1L2; | NULL | 279 | sea-urchin |
| W4Z558 | Uncharacterized protein; Fragment; | Sp-Arfgap1; | NULL | 510 | sea-urchin |
| W4YN97 | Uncharacterized protein; Fragment; | NULL | NULL | 73 | sea-urchin |
| W4YVG7 | Uncharacterized protein; | Sp-LRP2BP; | NULL | 330 | sea-urchin |
| W4Z8G3 | Uncharacterized protein; | Sp-Unc44_253; | NULL | 933 | sea-urchin |
| W4ZB67 | Uncharacterized protein; | NULL | NULL | 216 | sea-urchin |
| W4YJN0 | Uncharacterized protein; | NULL | NULL | 135 | sea-urchin |
| W4Z6X8 | Uncharacterized protein; | Sp-C1orf124L; | XP_786958.1; | 794 | sea-urchin |
| W4ZCX3 | Uncharacterized protein; | NULL | NULL | 104 | sea-urchin |
| W4YXX0 | Uncharacterized protein; | Sp-Hypp_985; | NULL | 716 | sea-urchin |
| W4Z5X6 | Uncharacterized protein; | NULL | NULL | 114 | sea-urchin |
| W4ZIK1 | Uncharacterized protein; | Sp-Hypp_2927; | XP_800831.1; | 397 | sea-urchin |
| W4Z6I9 | Uncharacterized protein; Fragment; | NULL | NULL | 253 | sea-urchin |
| W4YSY8 | Uncharacterized protein; | NULL | NULL | 70 | sea-urchin |
| W4ZB57 | Uncharacterized protein; Fragment; | NULL | NULL | 85 | sea-urchin |
