| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| Q85I04 | ATPase 6; Fragment; | ATP6; | NULL | 122 | sea-urchin |
| W4YEL7 | Uncharacterized protein; | Sp-Hypp_2136; | NULL | 403 | sea-urchin |
| W4XSB5 | Uncharacterized protein; | NULL | NULL | 80 | sea-urchin |
| W4Y2Y6 | Uncharacterized protein; | NULL | NULL | 238 | sea-urchin |
| W4XF34 | Uncharacterized protein; | Sp-Smad6/7; | NULL | 266 | sea-urchin |
| W4YPA9 | Uncharacterized protein; | Sp-Hypp_886; | NULL | 918 | sea-urchin |
| W4YUI2 | Uncharacterized protein; | Sp-Srcr154; | NULL | 781 | sea-urchin |
| Q3LS88 | 185/333; | NULL | NULL | 464 | sea-urchin |
| W4YHI4 | Uncharacterized protein; | Sp-Vps26hb; | NULL | 288 | sea-urchin |
| W4YW03 | Uncharacterized protein; Fragment; | NULL | NULL | 122 | sea-urchin |
| W4Z1N3 | Uncharacterized protein; | Sp-Z410; | NULL | 207 | sea-urchin |
| W4Z147 | Uncharacterized protein; | Sp-Ctdspl2; | XP_003728694.1; | 514 | sea-urchin |
| W4Z1L3 | Uncharacterized protein; | Sp-Rhogef9; | NULL | 264 | sea-urchin |
| W4Z955 | Uncharacterized protein; | Sp-C20orf54L_2; | XP_003727785.1; | 493 | sea-urchin |
| W4YNX6 | Uncharacterized protein; | Sp-Psme3; | XP_790819.2; | 249 | sea-urchin |
| W4Z8E1 | Uncharacterized protein; | NULL | NULL | 135 | sea-urchin |
| W4Y1X1 | Uncharacterized protein; Fragment; | Sp-Mdn1_2; | NULL | 2055 | sea-urchin |
| W4Z9G5 | Uncharacterized protein; | Sp-Slc20a1; | NULL | 255 | sea-urchin |
| W4YP66 | Uncharacterized protein; | Sp-Birc1; | NULL | 771 | sea-urchin |
| W4YVZ0 | Uncharacterized protein; | Sp-AAT-aminoacidtransporter; | NULL | 1064 | sea-urchin |
