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_20897 | METALLOPHOSPHOESTERASE, CALCINEURIN SUPERFAMILY |
Hgig_20898 | |
Hgig_20899 | PEFLIN |
Hgig_20900 | |
Hgig_20901 | TRANSCRIPTASE, PUTATIVE-RELATED-RELATED |
Hgig_20902 | |
Hgig_20903 | REVERSE TRANSCRIPTASES |
Hgig_20904 | BUCENTAUR RELATED |
Hgig_20905 | RIBONUCLEASE H1 |
Hgig_20906 | RIBONUCLEASE H1 |
Hgig_20907 | |
Hgig_20908 | ENDO/EXONUCLEASE/PHOSPHATASE DOMAIN-CONTAINING PROTEIN |
Hgig_20909 | |
Hgig_20910 | |
Hgig_20911 | |
Hgig_20912 | |
Hgig_20913 | |
Hgig_20914 | |
Hgig_20915 | |
Hgig_20916 | |
Hgig_20917 | SERINE/THREONINE-PROTEIN KINASE RIO1 |
Hgig_20918 | ZINC FINGER BED DOMAIN-CONTAINING PROTEIN 4 |
Hgig_20919 | |
Hgig_20920 | |
Hgig_20921 | PHAGE_INTEGRASE DOMAIN-CONTAINING PROTEIN |
Hgig_20922 | NEUROPEPTIDE RECEPTOR-RELATED G-PROTEIN COUPLED RECEPTOR |
Hgig_20923 | REVERSE TRANSCRIPTASE |
Hgig_20924 | |
Hgig_20925 | CADHERIN-23 |
Hgig_20926 | |
Hgig_20927 | CADHERIN-23 |
Hgig_20928 | |
Hgig_20929 | |
Hgig_20930 | |
Hgig_20931 | CALPAIN |
Hgig_20932 | |
Hgig_20933 | |
Hgig_20934 | NPC INTRACELLULAR CHOLESTEROL TRANSPORTER 1 |
Hgig_20935 | LD39211P |
Hgig_20936 | NUCLEAR PORE COMPLEX PROTEIN SEC13 / SEH1 FAMILY MEMBER |
Hgig_20937 | |
Hgig_20938 | MUCOSA ASSOCIATED LYMPHOID TISSUE LYMPHOMA TRANSLOCATION PROTEIN 1/PARACASPASE |
Hgig_20939 | |
Hgig_20940 | PROTEIN C20ORF24 RAB5-INTERACTING PROTEIN |
Hgig_20941 | KINESIN-LIKE PROTEIN KIF11 |
Hgig_20942 | |
Hgig_20943 | |
Hgig_20944 | ADP RIBOSYLATION FACTOR-RELATED |
Hgig_20945 | |
Hgig_20946 | BETA-1,3-N-ACETYLGLUCOSAMINYLTRANSFERASE |