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_20797 | CYCLIC NUCLEOTIDE PHOSPHODIESTERASE |
Hgig_20798 | |
Hgig_20799 | |
Hgig_20800 | PYRAZINAMIDASE/NICOTINAMIDASE |
Hgig_20801 | |
Hgig_20802 | PYRAZINAMIDASE/NICOTINAMIDASE |
Hgig_20803 | |
Hgig_20804 | DEP DOMAIN PROTEIN |
Hgig_20805 | DEP DOMAIN PROTEIN |
Hgig_20806 | |
Hgig_20807 | |
Hgig_20808 | |
Hgig_20809 | RETINOIC ACID INDUCED 1/TRANSCRIPTION FACTOR 20 |
Hgig_20810 | |
Hgig_20811 | BASIC HELIX-LOOP-HELIX TRANSCRIPTION FACTOR, TWIST |
Hgig_20812 | PEST PROTEOLYTIC SIGNAL-CONTAINING NUCLEAR PROTEIN |
Hgig_20813 | |
Hgig_20814 | HL01030P-RELATED |
Hgig_20815 | |
Hgig_20816 | |
Hgig_20817 | |
Hgig_20818 | |
Hgig_20819 | |
Hgig_20820 | RETROVIRUS-RELATED POL POLYPROTEIN FROM TRANSPOSON 412-LIKE PROTEIN-RELATED |
Hgig_20821 | |
Hgig_20822 | TYROSINE-PROTEIN KINASE RECEPTOR |
Hgig_20823 | HISTONE H1 |
Hgig_20824 | ZINC FINGER MYND DOMAIN-CONTAINING PROTEIN 19 |
Hgig_20825 | |
Hgig_20826 | |
Hgig_20827 | |
Hgig_20828 | TGF-BETA FAMILY |
Hgig_20829 | |
Hgig_20830 | |
Hgig_20831 | |
Hgig_20832 | |
Hgig_20833 | NEUROENDOCRINE PROTEIN 7B2 |
Hgig_20834 | |
Hgig_20835 | SOLUTE CARRIER FAMILY 25 |
Hgig_20836 | |
Hgig_20837 | MITOCHONDRIAL CARRIER HOMOLOG |
Hgig_20838 | P53-INDUCED PROTEIN RELATED |
Hgig_20839 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_20840 | |
Hgig_20841 | SYNTAXIN |
Hgig_20842 | INTEGRIN ALPHA |
Hgig_20843 | |
Hgig_20844 | TRANSCRIPTASE, PUTATIVE-RELATED-RELATED |
Hgig_20845 | CLEAVAGE AND POLYADENYLATION SPECIFICITY FACTOR FAMILY MEMBER |
Hgig_20846 | RNA-BINDING PROTEIN RELATED |