| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4XQK2 | Protein disulfide-isomerase; EC 5.3.4.1; | Sp-Pdia3; | NULL | 473 | sea-urchin |
| W4ZJJ2 | Uncharacterized protein; | Sp-Rabggtb; | NULL | 343 | sea-urchin |
| W4ZCA2 | Uncharacterized protein; | Sp-Fn3/Egf/Lnb/Tm7; | NULL | 1376 | sea-urchin |
| W4XHI7 | Uncharacterized protein; | Sp-Gad; | XP_784856.1; | 614 | sea-urchin |
| W4YIH3 | Uncharacterized protein; | Sp-Gucy1; | NULL | 772 | sea-urchin |
| W4Y909 | Polypeptide N-acetylgalactosaminyltransferase; EC 2.4.1.-; Protein-UDP acetylgalactosaminyltransferase; | Sp-UdpN_act_a_Dgalspp; | NULL | 499 | sea-urchin |
| W4Y8E5 | Uncharacterized protein; | Sp-Mrpl; | NULL | 2553 | sea-urchin |
| W4Z1E0 | Uncharacterized protein; | NULL | NULL | 125 | sea-urchin |
| W4Z908 | Uncharacterized protein; | Sp-Hypp_2744; | NULL | 313 | sea-urchin |
| W4XUC9 | Histone H4; | Sp-EhH4_17; | NULL | 103 | sea-urchin |
| W4ZE25 | Uncharacterized protein; | Sp-Cubnr_3; | NULL | 1530 | sea-urchin |
| W4Z5C4 | Dipeptidase; EC 3.4.13.19; | Sp-Dpd1L; | NULL | 396 | sea-urchin |
| W4XET9 | Uncharacterized protein; | Sp-LacL_1; | NULL | 617 | sea-urchin |
| W4YLT6 | Uncharacterized protein; Fragment; | Sp-Klhl5-2; | NULL | 649 | sea-urchin |
| W4Y2D4 | Uncharacterized protein; | Sp-Sentrin; | XP_783729.1; | 575 | sea-urchin |
| W4XWI3 | Uncharacterized protein; | Sp-Asp_7; | NULL | 384 | sea-urchin |
| W4ZB34 | Uncharacterized protein; | Sp-Ttrspn_20; | XP_783097.3; | 206 | sea-urchin |
| W4XM25 | Uncharacterized protein; | Sp-Alox5-4; | XP_780886.2; | 373 | sea-urchin |
| W4ZKM1 | Metalloendopeptidase; EC 3.4.24.-; | Sp-Astacin2; | NULL | 443 | sea-urchin |
| W4YMY4 | Uncharacterized protein; | Sp-Ppm1k_1; | NULL | 291 | sea-urchin |
