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_18747 | OLFACTOMEDIN-RELATED |
Hgig_18748 | CTX-RELATED TYPE I TRANSMEMBRANE PROTEIN |
Hgig_18749 | |
Hgig_18750 | OLFACTOMEDIN-RELATED |
Hgig_18751 | OLFACTOMEDIN-RELATED |
Hgig_18752 | |
Hgig_18753 | EXONUCLEASE, PHAGE-TYPE/RECB, C-TERMINAL DOMAIN-CONTAINING PROTEIN |
Hgig_18754 | |
Hgig_18755 | |
Hgig_18756 | TRANSPOSON |
Hgig_18757 | |
Hgig_18758 | |
Hgig_18759 | |
Hgig_18760 | BETA-HEXOSAMINIDASE |
Hgig_18761 | REVERSE TRANSCRIPTASE |
Hgig_18762 | BETA-HEXOSAMINIDASE |
Hgig_18763 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_18764 | CILIA AND FLAGELLA-ASSOCIATED PROTEIN 58-RELATED |
Hgig_18765 | BUD13 HOMOLOG |
Hgig_18766 | MAESTRO-RELATED HEAT DOMAIN-CONTAINING |
Hgig_18767 | MAESTRO-RELATED HEAT DOMAIN-CONTAINING |
Hgig_18768 | RAD25/XP-B DNA REPAIR HELICASE |
Hgig_18769 | RAD25/XP-B DNA REPAIR HELICASE |
Hgig_18770 | |
Hgig_18771 | G-PROTEIN COUPLED RECEPTOR MTH-LIKE 1-RELATED |
Hgig_18772 | ACROSIN-RELATED |
Hgig_18773 | G-PROTEIN COUPLED RECEPTOR B0563.6-LIKE PROTEIN-RELATED |
Hgig_18774 | ACROSIN-RELATED |
Hgig_18775 | ACROSIN-RELATED |
Hgig_18776 | ACROSIN-RELATED |
Hgig_18777 | ACROSIN-RELATED |
Hgig_18778 | |
Hgig_18779 | UNCHARACTERIZED |
Hgig_18780 | |
Hgig_18781 | PHOSPHATIDYLINOSITOL KINASE |
Hgig_18782 | |
Hgig_18783 | |
Hgig_18784 | PDF RECEPTOR-LIKE PROTEIN-RELATED |
Hgig_18785 | PDF RECEPTOR-LIKE PROTEIN-RELATED |
Hgig_18786 | |
Hgig_18787 | DEOXYRIBONUCLEASE |
Hgig_18788 | CARBOXYLESTERASE |
Hgig_18789 | GAMMA-SECRETASE-ACTIVATING PROTEIN |
Hgig_18790 | GAMMA-SECRETASE-ACTIVATING PROTEIN |
Hgig_18791 | - |
Hgig_18792 | ACROSIN-RELATED |
Hgig_18793 | ACROSIN-RELATED |
Hgig_18794 | RFX TRANSCRIPTION FACTOR FAMILY |
Hgig_18795 | BNIP - RELATED |
Hgig_18796 |