| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| B0ZT38 | Sp185/333 E2 delta; | NULL | NULL | 290 | sea-urchin |
| A3KLJ6 | 4E-BP protein; Uncharacterized protein; | 4e-bp; Sp-4Ebp; | NP_001077103.1; | 113 | sea-urchin |
| A2T1M5 | Sperm adenylate kinase; Uncharacterized protein; | Sp-Adk; | NP_001075436.1; | 920 | sea-urchin |
| H3JBR4 | Uncharacterized protein; Fragment; | Sp-EhH3_12; Sp-EhH3_15 Sp-EhH3_32 Sp-EhH3_47; | NULL | 116 | sea-urchin |
| W4XLS2 | Uncharacterized protein; | NULL | NULL | 141 | sea-urchin |
| Q6IVD6 | Receptor for egg jelly 4; Uncharacterized protein; Fragment; | REJ4; Sp-Rej4 Sp-Rej4_1 Sp-Rej4_2 Sp-Rej4_3; | NULL | 2829 | sea-urchin |
| Q26623 | Tektin C1; Uncharacterized protein; | Sp-Tektin1-3; Sp-Tektin1-4; | NP_999788.1;XP_782318.1; | 402 | sea-urchin |
| Q8MMJ4 | Glial cells missing-like protein; Uncharacterized protein; | gcm; Sp-Gcm; | NP_999826.1; | 794 | sea-urchin |
| W4ZBK1 | Histone H4; Fragment; | Sp-EhH4_68; Sp-EhH4_35 Sp-EhH4_42 Sp-EhH4_78; | NULL | 79 | sea-urchin |
| W4XEJ9 | Uncharacterized protein; | NULL | NULL | 1786 | sea-urchin |
| Q8MMJ3 | Even-skipped-like protein; Uncharacterized protein; | Sp-Eve; | NP_999816.1; | 297 | sea-urchin |
| W4XUV0 | Transporter; | NULL | NULL | 682 | sea-urchin |
| W4XVD7 | Uncharacterized protein; | NULL | XP_799786.1; | 606 | sea-urchin |
| Q8MUL4 | 19 kD predicted protein product, short form; Uncharacterized protein; | Sp-P19; | NP_999812.1; | 166 | sea-urchin |
| B8YR20 | Telomerase reverse transcriptase; Fragment; | TERT-L; | NULL | 371 | sea-urchin |
| B5G5Y5 | Heat shock protein; Fragment; | gp96; | NULL | 55 | sea-urchin |
| B5G5L6 | Cyclin D; Fragment; | NULL | NULL | 71 | sea-urchin |
| I0B5E2 | Hatching enzyme; Fragment; | HE; | NULL | 62 | sea-urchin |
| A0JPS3 | Transposase domain-containing protein; Uncharacterized protein; | Sp-Hypp_1137; | NULL | 695 | sea-urchin |
| A6Q0K7 | Bursicon subunit alpha-related polypeptide; Uncharacterized protein; | burs-alpha-like; Sp-Bursicona; | NP_001103719.1; | 135 | sea-urchin |
