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_01046 | WD-40 REPEAT PROTEIN |
Hgig_01047 | RIBOSOME BIOGENESIS PROTEIN NSA2 HOMOLOG |
Hgig_01048 | CARBOHYDRATE SULFOTRANSFERASE |
Hgig_01049 | RAS-ASSOCIATING DOMAIN CONTAINING PROTEIN |
Hgig_01050 | |
Hgig_01051 | |
Hgig_01052 | |
Hgig_01053 | SUGAR TRANSPORTER |
Hgig_01054 | HEAT SHOCK PROTEIN HSP-12.2-RELATED |
Hgig_01055 | HEAT SHOCK PROTEIN HSP-12.2-RELATED |
Hgig_01056 | POTASSIUM CHANNEL, SUBFAMILY K |
Hgig_01057 | DYNEIN REGULATORY COMPLEX PROTEIN 8 |
Hgig_01058 | |
Hgig_01059 | |
Hgig_01060 | |
Hgig_01061 | UTP15 U3 SMALL NUCLEOLAR RNA-ASSOCIATED PROTEIN 15 FAMILY MEMBER |
Hgig_01062 | |
Hgig_01063 | |
Hgig_01064 | |
Hgig_01065 | |
Hgig_01066 | UTP15 U3 SMALL NUCLEOLAR RNA-ASSOCIATED PROTEIN 15 FAMILY MEMBER |
Hgig_01067 | |
Hgig_01068 | |
Hgig_01069 | INTEGRIN ALPHA |
Hgig_01070 | INTEGRIN ALPHA |
Hgig_01071 | PHOSPHOLIPASE A2 FAMILY MEMBER |
Hgig_01072 | |
Hgig_01073 | |
Hgig_01074 | UNCHARACTERIZED |
Hgig_01075 | PERIOSTIN-RELATED |
Hgig_01076 | BASIC LEUCINE ZIPPER AND W2 DOMAIN-CONTAINING PROTEIN |
Hgig_01077 | |
Hgig_01078 | |
Hgig_01079 | |
Hgig_01080 | PEPTIDYL-TRNA HYDROLASE 2 |
Hgig_01081 | |
Hgig_01082 | XYLOSIDE XYLOSYLTRANSFERASE 1 |
Hgig_01083 | |
Hgig_01084 | |
Hgig_01085 | CONTACTIN 5 |
Hgig_01086 | IP22168P |
Hgig_01087 | |
Hgig_01088 | |
Hgig_01089 | IRON-SULFUR CLUSTER ASSEMBLY ENZYME NIFU HOMOLOG |
Hgig_01090 | MANNOSE, PHOSPHOLIPASE, LECTIN RECEPTOR RELATED |
Hgig_01091 | MANNOSE, PHOSPHOLIPASE, LECTIN RECEPTOR RELATED |
Hgig_01092 | COPINE |
Hgig_01093 | SET AND MYND DOMAIN CONTAINING, ARTHROPOD-SPECIFIC, MEMBER 4, ISOFORM A |
Hgig_01094 | REVERSE TRANSCRIPTASE DOMAIN-CONTAINING PROTEIN |
Hgig_01095 |