| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| W4Y2K7 | Uncharacterized protein; Fragment; | Sp-KifC3L3; | NULL | 181 | sea-urchin |
| W4ZC46 | Arginase; EC 3.5.3.1; | Sp-Arg1; | NULL | 346 | sea-urchin |
| W4YZX3 | Uncharacterized protein; Fragment; | Sp-Pola2_1; | NULL | 209 | sea-urchin |
| W4ZK16 | Uncharacterized protein; | Sp-Lrp6L_3; | NULL | 1246 | sea-urchin |
| W4Y8R3 | Cytosolic Fe-S cluster assembly factor NUBP1 homolog; | Sp-Nubp1; | XP_785786.3; | 320 | sea-urchin |
| W4ZCE7 | Uncharacterized protein; | Sp-Ttvgcac_1; | NULL | 966 | sea-urchin |
| W4XXC4 | Uncharacterized protein; | Sp-Hypp_1763; | NULL | 582 | sea-urchin |
| W4YPB2 | Flavin-containing monooxygenase; EC 1.-.-.-; | Sp-Fmo; | NULL | 430 | sea-urchin |
| W4ZD55 | Uncharacterized protein; | Sp-Egf/Ig/Lnb/7Tm/Gpcr; | NULL | 1720 | sea-urchin |
| W4XMD6 | Uncharacterized protein; | Sp-Gabbr1_3; | NULL | 428 | sea-urchin |
| W4XMV4 | Uncharacterized protein; | Sp-Chd1; | NULL | 1727 | sea-urchin |
| W4XFL4 | Metalloendopeptidase; EC 3.4.24.-; | Sp-Astacin5; | NULL | 1457 | sea-urchin |
| W4XXV3 | Uncharacterized protein; | Sp-Tlr044; | NULL | 907 | sea-urchin |
| W4YP93 | Uncharacterized protein; | Sp-Egf/HyalinL10; | NULL | 980 | sea-urchin |
| W4YFF9 | Uncharacterized protein; | Sp-Hypp_2154; | NULL | 512 | sea-urchin |
| W4YPD0 | Uncharacterized protein; Fragment; | Sp-Sea/Egf; | NULL | 520 | sea-urchin |
| W4YI12 | Uncharacterized protein; | Sp-Fbs_2; | NULL | 307 | sea-urchin |
| W4YPT1 | Uncharacterized protein; | Sp-CenpeL1; | NULL | 124 | sea-urchin |
| W4YD48 | Uncharacterized protein; | Sp-Tlr072; | NULL | 908 | sea-urchin |
| W4XUM4 | 1,2-dihydroxy-3-keto-5-methylthiopentene dioxygenase (EC 1.13.11.54) (Acireductone dioxygenase; Fe(2+)-requiring); | Sp-Adi1; | NULL | 227 | sea-urchin |
