| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XH00 | Uncharacterized protein; Fragment; | NULL | NULL | 298 | sea-urchin |
| W4Z683 | Uncharacterized protein; | Sp-RasDL; | NULL | 188 | sea-urchin |
| W4ZHZ2 | Uncharacterized protein; | Sp-Gapvd1; | NULL | 435 | sea-urchin |
| W4ZL41 | Uncharacterized protein; | Sp-Megf11; | NULL | 855 | sea-urchin |
| W4ZKA6 | Uncharacterized protein; | NULL | NULL | 99 | sea-urchin |
| W4YQK6 | Methylthioribose-1-phosphate isomerase; M1Pi; MTR-1-P isomerase; EC 5.3.1.23; S-methyl-5-thioribose-1-phosphate isomerase; Translation initiation factor eIF-2B subunit alpha/beta/delta-like protein; | Sp-Mri1; | NULL | 324 | sea-urchin |
| W4XG28 | Uncharacterized protein; | Sp-Fam120c; | NULL | 704 | sea-urchin |
| W4Z2Z7 | Uncharacterized protein; | Sp-Nphs1L; | NULL | 926 | sea-urchin |
| W4Z3F9 | Uncharacterized protein; | Sp-Dnahc5_1; | NULL | 535 | sea-urchin |
| W4ZGA5 | Uncharacterized protein; | Sp-Reps1L_2; | NULL | 329 | sea-urchin |
| W4Z3Y3 | Uncharacterized protein; | Sp-Rhop4; | XP_788086.3; | 195 | sea-urchin |
| W4YGF3 | Uncharacterized protein; | Sp-Hypp_2172; | NULL | 570 | sea-urchin |
| W4Z3X6 | Uncharacterized protein; | Sp-Rint1; | NULL | 810 | sea-urchin |
| W4X9J2 | Uncharacterized protein; | Sp-Acot8; | NULL | 297 | sea-urchin |
| X5FVG8 | Sp185/333; Fragment; | NULL | NULL | 364 | sea-urchin |
| W4XNR9 | Uncharacterized protein; | Sp-PolypL_962; | NULL | 468 | sea-urchin |
| W4XHA8 | Uncharacterized protein; | NULL | NULL | 100 | sea-urchin |
| W4ZGL5 | Uncharacterized protein; | Sp-Kiaa0100; | NULL | 550 | sea-urchin |
| W4Z9N6 | V-type proton ATPase subunit a; | Sp-Atp6v0a1_4; | NULL | 211 | sea-urchin |
| W4Y3Y6 | Uncharacterized protein; | Sp-Ehbp1L; | NULL | 1102 | sea-urchin |
