| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4X9M1 | Uncharacterized protein; | NULL | NULL | 112 | sea-urchin |
| W4XG74 | Uncharacterized protein; | Sp-Pik3ap1L; | NULL | 352 | sea-urchin |
| W4XG81 | Uncharacterized protein; | Sp-Hypp_1392; | XP_003729979.1;XP_800151.2; | 396 | sea-urchin |
| W4X9Q5 | Uncharacterized protein; | Sp-Anxa11L; | NULL | 28 | sea-urchin |
| W4X9K4 | Uncharacterized protein; | Sp-Slc31a1; | XP_785308.1; | 207 | sea-urchin |
| W4XG95 | Uncharacterized protein; Fragment; | Sp-Plxnb1-3; | NULL | 679 | sea-urchin |
| W4XGD3 | Uncharacterized protein; | Sp-C10orf119L; | NULL | 624 | sea-urchin |
| W4XG91 | Uncharacterized protein; | NULL | NULL | 197 | sea-urchin |
| W4X9V5 | Uncharacterized protein; | Sp-Hepdmn; | NULL | 168 | sea-urchin |
| W4XGD8 | Uncharacterized protein; | Sp-Hypp_1397; | NULL | 544 | sea-urchin |
| W4XGE8 | Uncharacterized protein; | NULL | NULL | 281 | sea-urchin |
| W4X9J6 | Probable methyltransferase BTM2 homolog; EC 2.1.1.-; | Sp-C7orf60L; | XP_785624.3; | 387 | sea-urchin |
| W4XGD6 | Uncharacterized protein; | NULL | NULL | 264 | sea-urchin |
| W4XGH4 | Uncharacterized protein; | Sp-Galnac4s-6stL_2; | NULL | 373 | sea-urchin |
| W4XGC7 | Uncharacterized protein; | Sp-Hypp_2979; | NULL | 431 | sea-urchin |
| W4XHG4 | Uncharacterized protein; | Sp-Echn19; | NULL | 558 | sea-urchin |
| W4XGF2 | Uncharacterized protein; | NULL | NULL | 144 | sea-urchin |
| W4XHH2 | Uncharacterized protein; | Sp-Papd5; | XP_796681.2; | 830 | sea-urchin |
| W4XHL9 | Uncharacterized protein; | NULL | NULL | 148 | sea-urchin |
| W4XHP1 | Uncharacterized protein; | Sp-Hypp_1418; | NULL | 520 | sea-urchin |
