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_02946 | |
Hgig_02947 | GLYCOPROTEIN HORMONE RECEPTOR |
Hgig_02948 | DNAJ-LIKE-2, ISOFORM A-RELATED |
Hgig_02949 | ANK_REP_REGION DOMAIN-CONTAINING PROTEIN |
Hgig_02950 | |
Hgig_02951 | ADENYLATE CYCLASE TYPE 1 |
Hgig_02952 | |
Hgig_02953 | |
Hgig_02954 | |
Hgig_02955 | REVERSE TRANSCRIPTASE |
Hgig_02956 | |
Hgig_02957 | |
Hgig_02958 | RETINAL ROD RHODOPSIN-SENSITIVE CGMP 3',5'-CYCLIC PHOSPHODIESTERASE DELTA-SUBUNIT |
Hgig_02959 | |
Hgig_02960 | |
Hgig_02961 | |
Hgig_02962 | REVERSE TRANSCRIPTASES |
Hgig_02963 | ENDO/EXONUCLEASE/PHOSPHATASE DOMAIN-CONTAINING PROTEIN |
Hgig_02964 | COLLAGEN ALPHA |
Hgig_02965 | |
Hgig_02966 | |
Hgig_02967 | THIOSULFATE SULFURTRANSFERASE RDL2, MITOCHONDRIAL-RELATED |
Hgig_02968 | CELL DIVISION CYCLE 16,23,27 |
Hgig_02969 | |
Hgig_02970 | |
Hgig_02971 | LIPASE |
Hgig_02972 | LIPASE |
Hgig_02973 | LIPASE |
Hgig_02974 | LIPASE |
Hgig_02975 | LIPASE |
Hgig_02976 | LIPASE |
Hgig_02977 | LIPASE |
Hgig_02978 | LIPASE |
Hgig_02979 | LIPASE |
Hgig_02980 | LIPASE |
Hgig_02981 | LIPASE |
Hgig_02982 | |
Hgig_02983 | |
Hgig_02984 | RE43931P-RELATED |
Hgig_02985 | 60S ACIDIC RIBOSOMAL PROTEIN P1 |
Hgig_02986 | PHAGE_INTEGRASE DOMAIN-CONTAINING PROTEIN |
Hgig_02987 | A-KINASE ANCHOR PROTEINS |
Hgig_02988 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_02989 | |
Hgig_02990 | |
Hgig_02991 | MITOCHONDRIAL ATP SYNTHASE B CHAIN |
Hgig_02992 | |
Hgig_02993 | HVA22-LIKE PROTEINS |
Hgig_02994 | NUCLEOTIDE-SUGAR TRANSMEMBRANE TRANSPORTER |
Hgig_02995 | RAN GTPASE-ACTIVATING PROTEIN 1 |