| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y376 | Uncharacterized protein; | Sp-trim56L; | XP_003726530.1; | 670 | sea-urchin |
| W4YAC2 | Uncharacterized protein; | Sp-Adra1aL_1; | NULL | 399 | sea-urchin |
| W4XYQ3 | Uncharacterized protein; | NULL | NULL | 65 | sea-urchin |
| W4XMT8 | Uncharacterized protein; | Sp-Ttc7b; | NULL | 844 | sea-urchin |
| W4YBR7 | Uncharacterized protein; | Sp-Xrn2; | NULL | 678 | sea-urchin |
| W4YDS0 | Uncharacterized protein; | Sp-Htr1L_4; | NULL | 425 | sea-urchin |
| W4XES8 | Uncharacterized protein; | Sp-Sema6d; | NULL | 486 | sea-urchin |
| W4YQW5 | Uncharacterized protein; | Sp-SerpL8; | NULL | 420 | sea-urchin |
| W4YK47 | Uncharacterized protein; | Sp-Hypp_2249; | NULL | 486 | sea-urchin |
| W4YGC0 | Uncharacterized protein; | NULL | XP_001194225.2; | 167 | sea-urchin |
| W4YTJ5 | Histone H2B; | Sp-Lhh2be; | XP_792239.1; | 123 | sea-urchin |
| W4YLU8 | Uncharacterized protein; | NULL | XP_003725851.1; | 291 | sea-urchin |
| W4YBV0 | Cytochrome b-c1 complex subunit 6; Complex III subunit 6; Mitochondrial hinge protein; | Sp-Uqcrh; | NULL | 96 | sea-urchin |
| W4XNY9 | Uncharacterized protein; Fragment; | Sp-Z250; | NULL | 153 | sea-urchin |
| W4YMR1 | Uncharacterized protein; Fragment; | NULL | NULL | 73 | sea-urchin |
| W4XYS9 | Uncharacterized protein; | Sp-Srcr70; | NULL | 373 | sea-urchin |
| W4XRU5 | Uncharacterized protein; | Sp-Hypp_469; | NULL | 609 | sea-urchin |
| W4YQC2 | Uncharacterized protein; | Sp-CckarL_1; | NULL | 326 | sea-urchin |
| W4YTF6 | Uncharacterized protein; | Sp-Hypp_928; | XP_001198289.2; | 943 | sea-urchin |
| W4YQX0 | Uncharacterized protein; | Sp-Pcnx; | NULL | 769 | sea-urchin |
