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_03146 | ZINC FINGER PROTEIN |
Hgig_03147 | UNCHARACTERIZED |
Hgig_03148 | |
Hgig_03149 | |
Hgig_03150 | DIMETHYLADENOSINE TRANSFERASE |
Hgig_03151 | |
Hgig_03152 | |
Hgig_03153 | SYNAPTOSOMAL ASSOCIATED PROTEIN |
Hgig_03154 | |
Hgig_03155 | |
Hgig_03156 | |
Hgig_03157 | GLYCOSYLTRANSFERASE |
Hgig_03158 | PERIOSTIN-RELATED |
Hgig_03159 | |
Hgig_03160 | CALCIUM-TRANSPORTING ATPASE |
Hgig_03161 | EXOSTOSIN HEPARAN SULFATE GLYCOSYLTRANSFERASE -RELATED |
Hgig_03162 | |
Hgig_03163 | ACETYLGLUCOSAMINYLTRANSFERASE |
Hgig_03164 | PROTEIN CBG27172 |
Hgig_03165 | |
Hgig_03166 | |
Hgig_03167 | |
Hgig_03168 | |
Hgig_03169 | |
Hgig_03170 | |
Hgig_03171 | ANNEXIN |
Hgig_03172 | |
Hgig_03173 | |
Hgig_03174 | MATRIX METALLOPROTEINASE |
Hgig_03175 | MATRIX METALLOPROTEINASE |
Hgig_03176 | POLY(U)-BINDING-SPLICING FACTOR PUF60-B-RELATED |
Hgig_03177 | |
Hgig_03178 | TETRASPANIN |
Hgig_03179 | |
Hgig_03180 | |
Hgig_03181 | PERIOSTIN-RELATED |
Hgig_03182 | ACROSIN-RELATED |
Hgig_03183 | |
Hgig_03184 | HOMOLOGOUS TO DROSOPHILA SQD (SQUID) PROTEIN |
Hgig_03185 | PROTEIN SIDEKICK |
Hgig_03186 | |
Hgig_03187 | DEFECTIVE PROBOSCIS EXTENSION RESPONSE DPR -RELATED |
Hgig_03188 | GUANINE NUCLEOTIDE-BINDING PROTEIN BETA G PROTEIN BETA |
Hgig_03189 | |
Hgig_03190 | |
Hgig_03191 | |
Hgig_03192 | REVERSE TRANSCRIPTASE |
Hgig_03193 | PROTEIN CBG27172 |
Hgig_03194 | |
Hgig_03195 | L-ASPARAGINASE |