| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4ZFY5 | Lipase maturation factor; | Sp-Lmf2; | NULL | 604 | sea-urchin |
| W4Y7Z1 | Uncharacterized protein; | Sp-Dnajc2; | NULL | 624 | sea-urchin |
| W4YWU2 | Lipoyl synthase, mitochondrial; EC 2.8.1.8; Lipoate synthase; Lipoic acid synthase; | Sp-Lias; | NULL | 266 | sea-urchin |
| W4ZBM5 | Uncharacterized protein; | Sp-Arf6; | NULL | 158 | sea-urchin |
| W4ZG40 | Uncharacterized protein; | Sp-Pi3kp110; | NULL | 732 | sea-urchin |
| W4Y278 | Uncharacterized protein; | Sp-Ppm1a/b; | XP_790585.1; | 385 | sea-urchin |
| W4Y8V6 | Uncharacterized protein; | Sp-Hypp_672; | NULL | 926 | sea-urchin |
| W4YCM8 | Uncharacterized protein; | Sp-Asp_14; | NULL | 378 | sea-urchin |
| W4YKD3 | Uncharacterized protein; | Sp-Mipep_1; | NULL | 420 | sea-urchin |
| W4YWE5 | Uncharacterized protein; | NULL | NULL | 271 | sea-urchin |
| W4YYJ5 | Uncharacterized protein; | Sp-Actinin; | XP_797562.1; | 899 | sea-urchin |
| W4YHM9 | Aspartate aminotransferase; EC 2.6.1.1; | Sp-Got2_1; | NULL | 391 | sea-urchin |
| W4XKE5 | Uncharacterized protein; | Sp-EgfiL_2; | NULL | 629 | sea-urchin |
| W4Y3P2 | Uncharacterized protein; | Sp-Ryk; | NULL | 828 | sea-urchin |
| W4ZJD7 | Ferrochelatase; EC 4.99.1.1; | Sp-Fech; | NULL | 309 | sea-urchin |
| W4Z9G1 | Uncharacterized protein; | Sp-Clect/Fa58c/Egf/Cub/Tm; | NULL | 1152 | sea-urchin |
| W4YUW3 | Uncharacterized protein; | Sp-Jarid1aL; | NULL | 999 | sea-urchin |
| W4XRX1 | Uncharacterized protein; | Sp-LrpL_1; | NULL | 1451 | sea-urchin |
| W4YSR3 | Uncharacterized protein; | Sp-Z63; | NULL | 1795 | sea-urchin |
| W4ZBP4 | Uncharacterized protein; | NULL | NULL | 194 | sea-urchin |
