Hirondellea gigas is a species of amphipod crustacean found in the hadal zone of the Pacific Ocean, particularly in the Mariana Trench. It is adapted to extreme deep-sea environments, living at depths exceeding 10,000 meters where pressures are immense and temperatures are near freezing. This species feeds on organic matter that sinks to the ocean floor, playing a crucial role in the deep-sea ecosystem as a scavenger. Its unique adaptations, such as a lightweight exoskeleton and specialized enzymes, allow it to survive and thrive in one of the most extreme habitats on Earth.
Species | Phylum | Common Name | Ecosystem | Depth | Habitat | NCBI Taxonomy ID |
---|---|---|---|---|---|---|
Hirondellea gigas | Arthropoda | - | Deep sea | 6,800-11,000 | Mariana Trench in the northwestern Pacific Ocean | 1518452 |
Genome Assembly | Genome Size | Assembly level | Released year | WGS accession | Submitter | BioProject | BUSCO completeness | Gene Number |
---|---|---|---|---|---|---|---|---|
- | 13.92Gb | Chromosome | 2025 | CNA0142381 | - | CNP0005374 | 89.34% | 27,881 |
Title | Journal | Pubmed ID |
---|---|---|
The amphipod genome reveals population dynamics and adaptations to hadal environment | Cell | 40054448 |
Gene ID | Description |
---|---|
Hgig_00646 | UREA TRANSPORTER |
Hgig_00647 | |
Hgig_00648 | DETERIN |
Hgig_00649 | TYROSINE AMINOTRANSFERASE |
Hgig_00650 | XPA-BINDING PROTEIN 1-RELATED |
Hgig_00651 | |
Hgig_00652 | |
Hgig_00653 | |
Hgig_00654 | |
Hgig_00655 | |
Hgig_00656 | UNCHARACTERIZED |
Hgig_00657 | |
Hgig_00658 | |
Hgig_00659 | |
Hgig_00660 | |
Hgig_00661 | MYOSIN LIGHT CHAIN 1, 3 |
Hgig_00662 | RIBOSOMAL PROTEIN L5-RELATED |
Hgig_00663 | DNA-DIRECTED RNA POLYMERASE II, III |
Hgig_00664 | HIGH MOBILITY GROUP PROTEIN DSP1 |
Hgig_00665 | DNA REPLICATION LICENSING FACTOR MCM FAMILY MEMBER |
Hgig_00666 | RP42 RELATED |
Hgig_00667 | |
Hgig_00668 | TRANSPOSASE-RELATED |
Hgig_00669 | |
Hgig_00670 | DUAL SPECIFICITY PROTEIN KINASE |
Hgig_00671 | UNCHARACTERIZED |
Hgig_00672 | |
Hgig_00673 | |
Hgig_00674 | ALPHA-GALACTOSIDASE/ALPHA-N-ACETYLGALACTOSAMINIDASE |
Hgig_00675 | ALPHA-GALACTOSIDASE/ALPHA-N-ACETYLGALACTOSAMINIDASE |
Hgig_00676 | TRANSPOSABLE ELEMENT TC3 TRANSPOSASE-LIKE PROTEIN |
Hgig_00677 | TRANSPOSABLE ELEMENT-RELATED |
Hgig_00678 | ALPHA-GALACTOSIDASE/ALPHA-N-ACETYLGALACTOSAMINIDASE |
Hgig_00679 | ALPHA-GALACTOSIDASE/ALPHA-N-ACETYLGALACTOSAMINIDASE |
Hgig_00680 | ALPHA-GALACTOSIDASE/ALPHA-N-ACETYLGALACTOSAMINIDASE |
Hgig_00681 | ALPHA-GALACTOSIDASE/ALPHA-N-ACETYLGALACTOSAMINIDASE |
Hgig_00682 | DYNACTIN SUBUNIT |
Hgig_00683 | MYOSIN HEAVY CHAIN, NON-MUSCLE |
Hgig_00684 | MYOSIN HEAVY CHAIN, NON-MUSCLE |
Hgig_00685 | ALPHA-GALACTOSIDASE/ALPHA-N-ACETYLGALACTOSAMINIDASE |
Hgig_00686 | NF-KAPPA-B ESSENTIAL MODULATOR |
Hgig_00687 | PHOSPHORYN, PUTATIVE-RELATED-RELATED |
Hgig_00688 | |
Hgig_00689 | MYOTROPHIN |
Hgig_00690 | |
Hgig_00691 | |
Hgig_00692 | |
Hgig_00693 | |
Hgig_00694 | |
Hgig_00695 |