| Identifier | Protein names | Gene names | Cross reference refseq | Length | Species |
| H3IWN5 | Uncharacterized protein; | NULL | NULL | 291 | sea-urchin |
| H3HP56 | Uncharacterized protein; Fragment; | Sp-EhH3_9; Sp-EhH3_44; | NULL | 117 | sea-urchin |
| Q6R7X7 | Transcription factor Erg; Uncharacterized protein; | Sp-Erg; | NP_999833.1; | 498 | sea-urchin |
| Q6TXM2 | Flagellar protofilament ribbon protein rib74; Uncharacterized protein; | Sp-Efhc1; | NP_999828.1; | 645 | sea-urchin |
| Q26632 | SFE1; Uncharacterized protein; | Sp-Sfe1; | NP_001164286.1; | 1264 | sea-urchin |
| H3IC46 | Sugar transporter SWEET; | Sp-Raglap; | XP_003724352.1;XP_788761.2; | 219 | sea-urchin |
| W4YDS2 | Uncharacterized protein; | NULL | NULL | 867 | sea-urchin |
| W4Y4F4 | Uncharacterized protein; | Sp-Gpc35; Sp-Gpc35_1 Sp-Gpc35_2; | NULL | 605 | sea-urchin |
| W4XI60 | Uncharacterized protein; | Sp-Gpc1246_1; Sp-Gpc1246; | NULL | 626 | sea-urchin |
| W4XGU3 | Uncharacterized protein; | NULL | NULL | 134 | sea-urchin |
| H3J6U9 | Uncharacterized protein; | Sp-Endrvt_5; Sp-Endrvt_4; | NULL | 893 | sea-urchin |
| Q8T8P0 | Testis potassium dependent sodium/calcium exchanger; Uncharacterized protein; | Sp-Nckx; Sp-Nckx_1; | NP_999790.1; | 652 | sea-urchin |
| H3HIL1 | Uncharacterized protein; | Sp-AnL8; Sp-AnL10b_1; | NULL | 410 | sea-urchin |
| W4YYL7 | Uncharacterized protein; | NULL | XP_798905.1; | 255 | sea-urchin |
| W4YBZ8 | Uncharacterized protein; | NULL | XP_800040.1; | 650 | sea-urchin |
| B3FNR3 | Nfe2; Uncharacterized protein; | Sp-Nfe2; | NP_001123278.1; | 605 | sea-urchin |
| H3HU64 | Uncharacterized protein; | NULL | XP_789906.2;XP_793394.1; | 87 | sea-urchin |
| Q26628 | Transcription factor SpRunt-1; Uncharacterized protein; | Sp-Runt1; | NP_999779.1; | 535 | sea-urchin |
| Q8MUK9 | C-type lectin domain protein; Uncharacterized protein; | Sp-C-lectin; | NP_999805.1; | 186 | sea-urchin |
| H3HP23 | Uncharacterized protein; | NULL | XP_780920.3;XP_791541.3; | 148 | sea-urchin |
